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working202
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5e0889010a
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| 5e0889010a | |||
724fb14ff2
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@@ -28,6 +28,6 @@ jobs:
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go-version: 1.21.3
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- name: Test
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run: go test -timeout 240s -race -cover ./...
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run: go test --race -cover ./...
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- run: echo "🍏 This job's status is ${{ job.status }}."
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@@ -1,6 +0,0 @@
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-----BEGIN SSH SIGNATURE-----
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U1NIU0lHAAAAAQAAADMAAAALc3NoLWVkMjU1MTkAAAAgZ+OuJYdd3UiUbyBuO1RlsQR20a
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Qm5mKneuMxRjGo3zkAAAAEZmlsZQAAAAAAAAAGc2hhNTEyAAAAUwAAAAtzc2gtZWQyNTUx
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OQAAAED8T4C6WILXYZ1KxqDIlVhlrAEjr1Vc+tn8ypcVM3bN7iOexVvuUuvm90nr8eEwKU
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acrdDxmq2S+oysQbK+pMUE
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-----END SSH SIGNATURE-----
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@@ -1,13 +0,0 @@
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@@ -1,141 +0,0 @@
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|
||||
155323536362462251246768675874228887274856495665585569666835536867574987794867838438565638693854398377677783434776265675564455312663443423541
|
||||
331566446775752674417132753235465665833378447847639386878845593445734945386694688999635777683567968539426228468486664337643254264256612362121
|
||||
243564654224225645722672382353864676463257496747548887493585987546678658735985743376384577953533946647357564447863573451724364472125432653566
|
||||
342315614225414552353574355435638346877654437484463854837898965395385547754648364866393337683989446882326338262227448314144441743477561422165
|
||||
513316635431624236671443348277886572254832458877847668477593794644585888563857755634797589885668862754772785358487877315135613177367144545513
|
||||
463143244643262172563515774358878556748352525757567987986693359853994963575439443448643467386743366524235883462535432614464455735443452664134
|
||||
365641135114444646623465131227245648484522527682468766639838853356859443957586854538395483886846572325432336737857272623363152162131551135414
|
||||
416313341334271754356764361744638674522648825426627539586358437534848469663986377869797354638474474353788632454247175546246417444136416435644
|
||||
224353155431264253763746646441542886447853826453463553364576374757797585985553484899859547773742768633328427884282476754133441524461616242643
|
||||
141663652631255115673535171111246265842334873322667887864398959494389595436394448689564435578232373254536888873517235136312276614212451451513
|
||||
124131511566566612435515461237554545678463532355284383577958338477334574565899548354995646534573786226335788675417311262514713363312364535154
|
||||
423124641651141434731445642547213258886735546328578275442562699767675575457466479427885838355373878586875834224154546773247146645646322335264
|
||||
412644326632526437735316412561445417468882886666655743427476665574794946797787288666754744722668682487625266217525212752446411411125122652443
|
||||
533453646465125514654252753512273714342227373732733663723654553522224855828427587263828376724486786422622551345652174733731235533661345526462
|
||||
431416626556561415256423726364711356216462533453778624228776264745488556248346558664685886255267664468734267241413666377354236365315112133322
|
||||
115242144546551242654657115464153653733572255453735867582743877872748475375858445224247557346684865447435434415136572343667245436453541641214
|
||||
211445545143351463615353774344215444543156828652686467572385233427763332873666832447256386848435536242337137777716372765516254142315334335233
|
||||
345124663224645321264314114673647256557756426376735374628552375257437773764536467386624358238642865332573246663566211211655655563524242452555
|
||||
314351264524343426135362454521352527263736457447533445374485277766767738682474542365754582457568722614424111744153725635141565436222616112315
|
||||
525142531331665442641251651451342365334554162254374267466577736465886625773232626738363773743786773241666727445735231415436342625513255235151
|
||||
543245142256442454155334231734217734761146755176638778856523266374354672783363252424683478557527343237227211135754547531342136551132351221533
|
||||
241355115114515145351235241342577311663523713245571552423844478483444456674576776374774635321762611146175633416417526461446534624524525232351
|
||||
413212231435125464562416642131514721163172662635774761555772466528432746222877628357558463622434577676277711461224526611415645224221334321153
|
||||
424114552242412235261232556412366663124614547557116436567672766285253724382874567666431356536715216512355113511563132462412461555112225422135
|
||||
322324544333135432235125224253374616723165212337472223432464246434784434268261665524555163346167575177573432151165141342526636661664333152245
|
||||
533322454514225135644666511564116113743567665217446774461763723457213436114546254524754413534661176555531123216654634336153535555615455221351
|
||||
345114245113253556125335351622625171466165175642167753751336711273734343723253343654164414153211641676412352766561245653215262351455523141451
|
||||
142421541514212154334545211465656444644552463442357616615277117635256363621723512341776351424463622726131565431516465664346151153212233245553
|
||||
444314343434312135211364665242441535527647475416223551347736416724264751235567161762631557147415445546211321423221136662344161541525343455425
|
||||
513343214231252255165411335621632642146147645756642561211667322537371252122672641421372561555336143123644446534414131135624333443543522413531
|
||||
151133414553422411155141354122545416221132657162133367556711163132611352466177573117122527412137673543111622364234433423115531533515415532534
|
||||
344341433553215433332561124312211661162315615567541645475225431414323527474442612165214546553775576346352241352363416414626442233143123431324
|
||||
312334123334252355135521123323245125516132154636463653576675247514555746177477533534522123547665145656414436131454466514531422525141331441324
|
||||
221234522113214232242154165523542235561622643243233434644217742623556626525264626677654256257462621433131425222466152534235213545112335523443
|
||||
@@ -1,225 +0,0 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
_ "embed"
|
||||
"fmt"
|
||||
|
||||
aoc "go.sour.is/advent-of-code"
|
||||
)
|
||||
|
||||
var log = aoc.Log
|
||||
|
||||
func main() { aoc.MustResult(aoc.Runner(run)) }
|
||||
|
||||
type result struct {
|
||||
valuePT1 int
|
||||
valuePT2 int
|
||||
}
|
||||
|
||||
func (r result) String() string { return fmt.Sprintf("%#v", r) }
|
||||
|
||||
func run(scan *bufio.Scanner) (*result, error) {
|
||||
var m aoc.Map[int16, rune]
|
||||
|
||||
for scan.Scan() {
|
||||
text := scan.Text()
|
||||
m = append(m, []rune(text))
|
||||
}
|
||||
log("start day 17")
|
||||
|
||||
result := result{}
|
||||
result.valuePT1 = search(m, 1, 3, seenFn)
|
||||
log("result from part 1 = ", result.valuePT1)
|
||||
|
||||
result.valuePT2 = search(m, 4, 10, nil)
|
||||
log("result from part 2 = ", result.valuePT2)
|
||||
|
||||
return &result, nil
|
||||
}
|
||||
|
||||
type Point = aoc.Point[int16]
|
||||
type Map = aoc.Map[int16, rune]
|
||||
|
||||
// rotate for changing direction
|
||||
type rotate int8
|
||||
|
||||
const (
|
||||
CW rotate = 1
|
||||
CCW rotate = -1
|
||||
)
|
||||
|
||||
// diretion of path steps
|
||||
type direction int8
|
||||
|
||||
var (
|
||||
U = Point{-1, 0}
|
||||
R = Point{0, 1}
|
||||
D = Point{1, 0}
|
||||
L = Point{0, -1}
|
||||
)
|
||||
|
||||
var directions = []Point{U, R, D, L}
|
||||
|
||||
var directionIDX = func() map[Point]direction {
|
||||
m := make(map[Point]direction, len(directions))
|
||||
for k, v := range directions {
|
||||
m[v] = direction(k)
|
||||
}
|
||||
return m
|
||||
}()
|
||||
|
||||
// position on the map
|
||||
type position struct {
|
||||
loc Point
|
||||
direction Point
|
||||
steps int8
|
||||
}
|
||||
|
||||
func (p position) step() position {
|
||||
return position{p.loc.Add(p.direction), p.direction, p.steps + 1}
|
||||
}
|
||||
func (p position) rotateAndStep(towards rotate) position {
|
||||
d := directions[(int8(directionIDX[p.direction])+int8(towards)+4)%4]
|
||||
return position{p.loc.Add(d), d, 1}
|
||||
}
|
||||
|
||||
// implements FindPath graph interface
|
||||
type graph struct {
|
||||
min, max int8
|
||||
m Map
|
||||
target Point
|
||||
reads int
|
||||
seenFn func(a position) position
|
||||
}
|
||||
|
||||
// Neighbors returns valid steps from given position. if at target returns none.
|
||||
func (g *graph) Neighbors(current position) []position {
|
||||
var nbs []position
|
||||
|
||||
if current.steps == 0 {
|
||||
return []position{
|
||||
{R, R, 1},
|
||||
{D, D, 1},
|
||||
}
|
||||
}
|
||||
|
||||
if current.loc == g.target {
|
||||
return nil
|
||||
}
|
||||
|
||||
if left := current.rotateAndStep(CCW); current.steps >= g.min && g.m.Valid(left.loc) {
|
||||
nbs = append(nbs, left)
|
||||
}
|
||||
|
||||
if right := current.rotateAndStep(CW); current.steps >= g.min && g.m.Valid(right.loc) {
|
||||
nbs = append(nbs, right)
|
||||
}
|
||||
|
||||
if forward := current.step(); current.steps < g.max && g.m.Valid(forward.loc) {
|
||||
nbs = append(nbs, forward)
|
||||
}
|
||||
|
||||
return nbs
|
||||
}
|
||||
|
||||
// Cost calculates heat cost to neighbor from map
|
||||
func (g *graph) Cost(a, b position) int16 {
|
||||
g.reads++
|
||||
_, r, _ := g.m.Get(b.loc)
|
||||
return int16(r - '0')
|
||||
}
|
||||
|
||||
// Potential calculates distance to target
|
||||
// func (g *graph) Potential(a position) int16 {
|
||||
// return aoc.ManhattanDistance(a.loc, g.target)
|
||||
// }
|
||||
|
||||
// Target returns true when target reached. receives node and cost.
|
||||
func (g *graph) Target(a position, c int16) bool {
|
||||
if a.loc == g.target && a.steps >= g.min && a.steps <= g.max {
|
||||
return true
|
||||
}
|
||||
return false
|
||||
}
|
||||
|
||||
// Seen attempt at simplifying the seen to use horizontal/vertical and no steps.
|
||||
// It returns correct for part1 but not part 2..
|
||||
func (g *graph) Seen(a position) position {
|
||||
if g.seenFn != nil {
|
||||
return g.seenFn(a)
|
||||
}
|
||||
return a
|
||||
}
|
||||
|
||||
func seenFn(a position) position {
|
||||
if a.direction == U {
|
||||
a.direction = D
|
||||
}
|
||||
if a.direction == L {
|
||||
a.direction = R
|
||||
}
|
||||
// a.steps = 0
|
||||
return a
|
||||
}
|
||||
|
||||
func search(m Map, minSteps, maxSteps int8, seenFn func(position) position) int {
|
||||
rows, cols := m.Size()
|
||||
start := Point{}
|
||||
target := Point{rows - 1, cols - 1}
|
||||
|
||||
g := graph{min: minSteps, max: maxSteps, m: m, target: target, seenFn: seenFn}
|
||||
|
||||
cost, path, closed := aoc.FindPath[int16, position](&g, position{loc: start}, position{loc: target})
|
||||
|
||||
log("total map reads = ", g.reads, "cost = ", cost)
|
||||
printGraph(m, path, closed, g.seenFn)
|
||||
|
||||
return int(cost)
|
||||
}
|
||||
|
||||
// printGraph with the path/cost overlay
|
||||
func printGraph(m Map, path []position, closed map[position]int16, seenFn func(a position) position) {
|
||||
pts := make(map[Point]position, len(path))
|
||||
for _, pt := range path {
|
||||
pts[pt.loc] = pt
|
||||
}
|
||||
|
||||
clpt := make(map[position]position, len(closed))
|
||||
for pt := range closed {
|
||||
clpt[position{loc: pt.loc, steps: pt.steps}] = pt
|
||||
}
|
||||
|
||||
for r, row := range m {
|
||||
// if r == 0 {
|
||||
// for c := range row {
|
||||
// if c == 0 {
|
||||
// fmt.Print(" ")
|
||||
// }
|
||||
// fmt.Printf("% 5d", c)
|
||||
// }
|
||||
// fmt.Println("")
|
||||
// }
|
||||
for c := range row {
|
||||
// if c == 0 {
|
||||
// fmt.Printf("% 5d", r)
|
||||
// }
|
||||
|
||||
if pt, ok := pts[Point{int16(r), int16(c)}]; ok {
|
||||
if seenFn != nil {
|
||||
pt = seenFn(pt)
|
||||
}
|
||||
_ = pt
|
||||
// fmt.Printf("% 5d", closed[pt])
|
||||
fmt.Print("*")
|
||||
|
||||
continue
|
||||
}
|
||||
|
||||
// fmt.Print(" ....")
|
||||
fmt.Print(" ")
|
||||
}
|
||||
fmt.Println("")
|
||||
}
|
||||
fmt.Println("")
|
||||
}
|
||||
@@ -1,41 +0,0 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
"bytes"
|
||||
"testing"
|
||||
|
||||
_ "embed"
|
||||
|
||||
"github.com/matryer/is"
|
||||
)
|
||||
|
||||
//go:embed example.txt
|
||||
var example []byte
|
||||
|
||||
//go:embed input.txt
|
||||
var input []byte
|
||||
|
||||
func TestExample(t *testing.T) {
|
||||
is := is.New(t)
|
||||
scan := bufio.NewScanner(bytes.NewReader(example))
|
||||
|
||||
result, err := run(scan)
|
||||
is.NoErr(err)
|
||||
|
||||
t.Log(result)
|
||||
is.Equal(result.valuePT1, 102)
|
||||
is.Equal(result.valuePT2, 94)
|
||||
}
|
||||
|
||||
func TestSolution(t *testing.T) {
|
||||
is := is.New(t)
|
||||
scan := bufio.NewScanner(bytes.NewReader(input))
|
||||
|
||||
result, err := run(scan)
|
||||
is.NoErr(err)
|
||||
|
||||
t.Log(result)
|
||||
is.Equal(result.valuePT1, 843)
|
||||
is.Equal(result.valuePT2, 1017)
|
||||
}
|
||||
@@ -1,14 +0,0 @@
|
||||
R 6 (#70c710)
|
||||
D 5 (#0dc571)
|
||||
L 2 (#5713f0)
|
||||
D 2 (#d2c081)
|
||||
R 2 (#59c680)
|
||||
D 2 (#411b91)
|
||||
L 5 (#8ceee2)
|
||||
U 2 (#caa173)
|
||||
L 1 (#1b58a2)
|
||||
U 2 (#caa171)
|
||||
R 2 (#7807d2)
|
||||
U 3 (#a77fa3)
|
||||
L 2 (#015232)
|
||||
U 2 (#7a21e3)
|
||||
@@ -1,766 +0,0 @@
|
||||
R 4 (#0a7a60)
|
||||
U 8 (#4453b3)
|
||||
R 6 (#8e4f70)
|
||||
U 2 (#4453b1)
|
||||
R 4 (#0feb00)
|
||||
U 4 (#355591)
|
||||
R 8 (#2a09c0)
|
||||
U 4 (#544c71)
|
||||
R 4 (#472930)
|
||||
U 2 (#199e33)
|
||||
R 3 (#3d8df0)
|
||||
U 5 (#199e31)
|
||||
R 7 (#45de50)
|
||||
U 4 (#57a941)
|
||||
L 7 (#671c70)
|
||||
U 5 (#5e5e81)
|
||||
R 4 (#2e9b60)
|
||||
U 8 (#490881)
|
||||
L 7 (#1846f0)
|
||||
U 3 (#304101)
|
||||
L 4 (#1846f2)
|
||||
D 2 (#58f3f1)
|
||||
L 9 (#2e9b62)
|
||||
D 2 (#56dcd1)
|
||||
L 2 (#671c72)
|
||||
D 9 (#275fd1)
|
||||
L 4 (#76b7b2)
|
||||
U 9 (#5b9641)
|
||||
L 4 (#1d3212)
|
||||
U 10 (#3d1841)
|
||||
L 3 (#5ad5e2)
|
||||
D 6 (#010211)
|
||||
L 5 (#13ec52)
|
||||
D 8 (#166471)
|
||||
L 3 (#53ebc0)
|
||||
D 5 (#0fdba1)
|
||||
L 4 (#54e450)
|
||||
D 9 (#440a21)
|
||||
L 3 (#49b242)
|
||||
D 5 (#2f0171)
|
||||
L 6 (#447332)
|
||||
D 4 (#182561)
|
||||
L 8 (#1aaaa2)
|
||||
D 6 (#0996a1)
|
||||
L 4 (#1c1212)
|
||||
D 6 (#5780d1)
|
||||
L 7 (#0fc1d2)
|
||||
D 7 (#36cb41)
|
||||
L 3 (#505552)
|
||||
D 7 (#8d8b81)
|
||||
R 4 (#2bf742)
|
||||
D 7 (#152791)
|
||||
R 5 (#760492)
|
||||
D 3 (#11a991)
|
||||
R 3 (#5debc0)
|
||||
D 10 (#59f211)
|
||||
L 4 (#66d342)
|
||||
D 8 (#1fc6b1)
|
||||
R 4 (#66d340)
|
||||
D 6 (#72dff1)
|
||||
L 2 (#3f1b10)
|
||||
D 4 (#2fca13)
|
||||
L 10 (#2d0162)
|
||||
D 5 (#8b5e53)
|
||||
L 6 (#2d0160)
|
||||
U 2 (#317053)
|
||||
L 2 (#650c20)
|
||||
U 7 (#2bed01)
|
||||
R 10 (#409ed0)
|
||||
U 2 (#166713)
|
||||
L 10 (#939350)
|
||||
U 6 (#166711)
|
||||
L 4 (#38a180)
|
||||
D 3 (#1d95f1)
|
||||
L 6 (#11ea60)
|
||||
D 5 (#931dc1)
|
||||
R 6 (#11bf70)
|
||||
D 7 (#536051)
|
||||
L 3 (#995b60)
|
||||
D 2 (#254e91)
|
||||
L 3 (#332fd2)
|
||||
U 6 (#7669f1)
|
||||
L 3 (#574642)
|
||||
U 6 (#1778a1)
|
||||
L 3 (#1a00c2)
|
||||
U 5 (#2eaa81)
|
||||
L 3 (#1cf8e2)
|
||||
U 6 (#0c71a1)
|
||||
L 6 (#868472)
|
||||
U 3 (#0a9fd1)
|
||||
R 9 (#104c02)
|
||||
U 4 (#082451)
|
||||
L 7 (#850d02)
|
||||
U 6 (#082453)
|
||||
L 7 (#322552)
|
||||
U 3 (#1339d1)
|
||||
L 6 (#8e11d2)
|
||||
U 4 (#6c5691)
|
||||
R 6 (#1dda10)
|
||||
U 3 (#25e5c3)
|
||||
R 7 (#370670)
|
||||
U 4 (#9324f1)
|
||||
L 3 (#451030)
|
||||
U 7 (#1f1021)
|
||||
L 7 (#0ba3c0)
|
||||
U 5 (#8a10a3)
|
||||
L 8 (#67db30)
|
||||
U 5 (#282473)
|
||||
L 4 (#0cd350)
|
||||
U 4 (#25e5c1)
|
||||
R 3 (#6b4ee0)
|
||||
U 4 (#333cf1)
|
||||
R 5 (#02b610)
|
||||
D 4 (#4e7cc1)
|
||||
R 3 (#92abb0)
|
||||
U 5 (#2f6ff1)
|
||||
R 5 (#483360)
|
||||
U 5 (#7b1cd1)
|
||||
L 8 (#3a5d50)
|
||||
U 3 (#1d2461)
|
||||
R 8 (#3b2fd0)
|
||||
U 5 (#630763)
|
||||
R 6 (#5033c0)
|
||||
U 3 (#252523)
|
||||
R 7 (#08eeb0)
|
||||
U 8 (#516633)
|
||||
L 7 (#156240)
|
||||
U 4 (#2db063)
|
||||
L 3 (#791070)
|
||||
D 5 (#2920a3)
|
||||
L 3 (#0dafe0)
|
||||
U 5 (#4185b3)
|
||||
L 5 (#7ac0e0)
|
||||
U 2 (#5a6cd3)
|
||||
L 2 (#3ca790)
|
||||
U 7 (#755403)
|
||||
L 4 (#3b0740)
|
||||
U 5 (#2004a3)
|
||||
L 3 (#2db4f0)
|
||||
U 6 (#602a23)
|
||||
R 5 (#32c1c0)
|
||||
D 2 (#000f53)
|
||||
R 5 (#388360)
|
||||
D 7 (#24d9e3)
|
||||
R 4 (#4703a0)
|
||||
D 3 (#2f1133)
|
||||
R 3 (#4703a2)
|
||||
U 11 (#52e853)
|
||||
R 5 (#278132)
|
||||
D 11 (#0665e3)
|
||||
R 3 (#239112)
|
||||
U 6 (#8f0ad1)
|
||||
R 5 (#447de2)
|
||||
U 6 (#8f0ad3)
|
||||
R 6 (#636122)
|
||||
U 2 (#187283)
|
||||
R 3 (#5aae62)
|
||||
U 10 (#1d8833)
|
||||
L 5 (#476db0)
|
||||
U 5 (#136393)
|
||||
L 7 (#29e6b0)
|
||||
U 5 (#136391)
|
||||
R 7 (#3ba060)
|
||||
U 3 (#635e23)
|
||||
L 5 (#2042f0)
|
||||
U 3 (#181643)
|
||||
L 6 (#5af952)
|
||||
U 8 (#28d0b1)
|
||||
L 2 (#4a98f2)
|
||||
U 9 (#28d0b3)
|
||||
L 6 (#27a572)
|
||||
D 3 (#3d7213)
|
||||
L 4 (#516842)
|
||||
D 11 (#21ef63)
|
||||
L 5 (#38e342)
|
||||
D 2 (#1118b3)
|
||||
L 3 (#560502)
|
||||
D 9 (#1118b1)
|
||||
R 2 (#1c39a2)
|
||||
D 2 (#303ab3)
|
||||
R 6 (#716ba0)
|
||||
D 6 (#780a93)
|
||||
L 8 (#77ec30)
|
||||
U 2 (#780a91)
|
||||
L 3 (#271100)
|
||||
U 10 (#5882f3)
|
||||
L 4 (#2050c2)
|
||||
D 3 (#434843)
|
||||
L 3 (#7d9572)
|
||||
D 2 (#3129b3)
|
||||
L 5 (#21fb12)
|
||||
D 5 (#8c2c33)
|
||||
L 4 (#57bf92)
|
||||
D 6 (#2730b3)
|
||||
L 4 (#6a3902)
|
||||
D 8 (#4656a3)
|
||||
L 5 (#60ac80)
|
||||
D 4 (#43b863)
|
||||
R 9 (#3d69a0)
|
||||
D 8 (#3ca913)
|
||||
L 2 (#411d80)
|
||||
D 3 (#725383)
|
||||
L 8 (#4a98d0)
|
||||
D 9 (#274553)
|
||||
L 5 (#580d60)
|
||||
U 5 (#568223)
|
||||
L 6 (#473af0)
|
||||
U 5 (#827593)
|
||||
L 7 (#251dc2)
|
||||
U 5 (#0fcea3)
|
||||
L 8 (#5ae3d2)
|
||||
U 3 (#4efa11)
|
||||
R 9 (#389852)
|
||||
U 2 (#7f7f91)
|
||||
R 6 (#618342)
|
||||
U 3 (#441143)
|
||||
L 7 (#886df2)
|
||||
U 3 (#26a093)
|
||||
L 8 (#886df0)
|
||||
U 4 (#63c7d3)
|
||||
L 3 (#04f842)
|
||||
D 10 (#0fcea1)
|
||||
L 6 (#388e62)
|
||||
U 10 (#3ae7f3)
|
||||
L 3 (#2a6880)
|
||||
U 6 (#3bfd53)
|
||||
L 6 (#73a0c0)
|
||||
U 5 (#3bfd51)
|
||||
L 4 (#0d18a0)
|
||||
U 2 (#19da93)
|
||||
L 6 (#120600)
|
||||
U 8 (#233b53)
|
||||
L 6 (#2e1050)
|
||||
U 3 (#4b2aa3)
|
||||
L 4 (#5f9930)
|
||||
U 10 (#6e65f1)
|
||||
R 6 (#1eefa0)
|
||||
U 9 (#50b9d3)
|
||||
R 2 (#548ed0)
|
||||
U 9 (#50b9d1)
|
||||
R 7 (#8bd9f0)
|
||||
U 4 (#5ae473)
|
||||
R 6 (#0b0490)
|
||||
U 10 (#186891)
|
||||
R 4 (#764830)
|
||||
U 7 (#33b0e1)
|
||||
R 5 (#363c90)
|
||||
U 8 (#7bd631)
|
||||
R 7 (#031e30)
|
||||
U 7 (#095881)
|
||||
R 3 (#640e50)
|
||||
D 5 (#02e7f3)
|
||||
R 7 (#0922f0)
|
||||
D 7 (#6b7af3)
|
||||
R 9 (#0922f2)
|
||||
D 3 (#62e543)
|
||||
R 3 (#21e320)
|
||||
U 9 (#5ead81)
|
||||
R 7 (#01fd70)
|
||||
D 9 (#3b0cf1)
|
||||
R 2 (#2758a0)
|
||||
D 5 (#7279b1)
|
||||
R 8 (#5c7dc0)
|
||||
D 7 (#3c8db1)
|
||||
R 4 (#3c3740)
|
||||
U 2 (#26b151)
|
||||
R 6 (#11eb12)
|
||||
U 4 (#587921)
|
||||
R 6 (#11eb10)
|
||||
U 4 (#320051)
|
||||
R 4 (#038630)
|
||||
U 3 (#6a2e61)
|
||||
R 2 (#4ff680)
|
||||
U 5 (#3c57f1)
|
||||
R 9 (#0b2440)
|
||||
U 8 (#497533)
|
||||
L 6 (#704680)
|
||||
U 11 (#549113)
|
||||
R 6 (#23b470)
|
||||
U 4 (#9e0641)
|
||||
R 7 (#1aeec0)
|
||||
D 7 (#4a6331)
|
||||
R 2 (#547d80)
|
||||
D 5 (#457a71)
|
||||
R 9 (#7daa90)
|
||||
D 4 (#16d7b1)
|
||||
L 6 (#266810)
|
||||
D 3 (#363561)
|
||||
L 5 (#5312b2)
|
||||
D 4 (#42c301)
|
||||
R 5 (#9a0952)
|
||||
D 7 (#42c303)
|
||||
R 7 (#7d1df2)
|
||||
D 4 (#51e321)
|
||||
R 5 (#609422)
|
||||
D 4 (#3b8f01)
|
||||
R 6 (#644792)
|
||||
U 4 (#2d8b11)
|
||||
R 7 (#22bbc2)
|
||||
D 7 (#6b39b1)
|
||||
R 5 (#680e72)
|
||||
U 2 (#7f9f31)
|
||||
R 3 (#0e9b52)
|
||||
U 3 (#3086c1)
|
||||
R 3 (#5a60c0)
|
||||
U 6 (#53b6e3)
|
||||
R 7 (#8117d0)
|
||||
U 7 (#53b6e1)
|
||||
R 3 (#2cb930)
|
||||
U 3 (#1bffd1)
|
||||
R 6 (#4539f0)
|
||||
U 8 (#680411)
|
||||
R 4 (#6032c0)
|
||||
U 6 (#255061)
|
||||
R 3 (#5562a0)
|
||||
U 6 (#088071)
|
||||
R 3 (#3bf2f0)
|
||||
U 5 (#52bdb1)
|
||||
L 6 (#070500)
|
||||
U 5 (#69e001)
|
||||
R 6 (#070502)
|
||||
U 3 (#071051)
|
||||
R 2 (#036000)
|
||||
U 4 (#0ea8a1)
|
||||
R 5 (#05e4d0)
|
||||
U 3 (#674de1)
|
||||
R 3 (#804250)
|
||||
D 6 (#3ffca1)
|
||||
R 4 (#23dcb2)
|
||||
D 6 (#9f9841)
|
||||
L 5 (#45f210)
|
||||
D 9 (#15efc1)
|
||||
R 5 (#45f212)
|
||||
D 4 (#969551)
|
||||
L 9 (#23dcb0)
|
||||
D 2 (#41bea1)
|
||||
L 4 (#2f2a32)
|
||||
D 4 (#71ffd1)
|
||||
R 3 (#5c0bb2)
|
||||
D 7 (#6f3501)
|
||||
R 4 (#2b0a72)
|
||||
D 4 (#7b3571)
|
||||
R 3 (#1c67d2)
|
||||
U 11 (#42f011)
|
||||
R 3 (#51ae62)
|
||||
D 3 (#75fcf1)
|
||||
R 3 (#1f4742)
|
||||
D 4 (#2813f1)
|
||||
R 4 (#3d1812)
|
||||
D 2 (#2b1d01)
|
||||
R 11 (#1eb302)
|
||||
U 3 (#27b0a1)
|
||||
R 4 (#227b20)
|
||||
U 5 (#34b7e1)
|
||||
R 10 (#201220)
|
||||
U 7 (#0502f3)
|
||||
R 4 (#5ab7f0)
|
||||
U 4 (#0502f1)
|
||||
R 4 (#5d09b0)
|
||||
U 7 (#504a81)
|
||||
R 7 (#1e8250)
|
||||
U 3 (#715aa1)
|
||||
R 6 (#26d290)
|
||||
U 6 (#9a12f1)
|
||||
L 3 (#18be90)
|
||||
U 8 (#037d11)
|
||||
L 5 (#647600)
|
||||
U 3 (#40b983)
|
||||
L 5 (#04e450)
|
||||
U 3 (#9a9a43)
|
||||
L 8 (#04e452)
|
||||
U 6 (#8af153)
|
||||
R 8 (#6cbc90)
|
||||
U 4 (#04d121)
|
||||
L 4 (#285292)
|
||||
U 3 (#688d51)
|
||||
L 6 (#176332)
|
||||
U 4 (#400a91)
|
||||
L 5 (#176330)
|
||||
U 5 (#43def1)
|
||||
R 2 (#285290)
|
||||
U 2 (#3e0711)
|
||||
R 3 (#7eb9c0)
|
||||
U 7 (#36f611)
|
||||
R 7 (#666af0)
|
||||
D 7 (#381b31)
|
||||
R 3 (#298922)
|
||||
U 3 (#475671)
|
||||
R 6 (#977c12)
|
||||
D 4 (#602d01)
|
||||
R 6 (#25b0c2)
|
||||
D 6 (#7ede81)
|
||||
R 3 (#1d58c2)
|
||||
D 8 (#873523)
|
||||
L 9 (#265ae2)
|
||||
D 3 (#57d663)
|
||||
R 7 (#1565c2)
|
||||
D 8 (#06ed11)
|
||||
R 4 (#a348c2)
|
||||
D 2 (#06ed13)
|
||||
R 8 (#12d052)
|
||||
D 4 (#2d3741)
|
||||
L 7 (#0ccfd2)
|
||||
D 3 (#1fcd61)
|
||||
R 4 (#39a4c2)
|
||||
D 3 (#44f7f1)
|
||||
R 6 (#5c3202)
|
||||
D 8 (#2625c1)
|
||||
L 8 (#2b08c2)
|
||||
D 2 (#20d7e1)
|
||||
L 2 (#67b892)
|
||||
D 10 (#546471)
|
||||
R 7 (#484ef2)
|
||||
D 7 (#49bc91)
|
||||
R 4 (#91aa72)
|
||||
U 11 (#499591)
|
||||
R 3 (#0048b2)
|
||||
U 7 (#34a7a1)
|
||||
R 7 (#514600)
|
||||
U 8 (#1cdc43)
|
||||
L 7 (#471470)
|
||||
U 3 (#8c8393)
|
||||
R 3 (#18a780)
|
||||
U 5 (#8c8391)
|
||||
R 3 (#4e6f80)
|
||||
U 3 (#1cdc41)
|
||||
R 8 (#428930)
|
||||
U 5 (#5dcb51)
|
||||
R 3 (#4b21e2)
|
||||
U 4 (#0464b1)
|
||||
R 9 (#850552)
|
||||
D 8 (#464881)
|
||||
R 7 (#543852)
|
||||
D 3 (#2d3a11)
|
||||
R 3 (#081b22)
|
||||
D 5 (#0cc731)
|
||||
R 7 (#6990e0)
|
||||
D 3 (#79d7b1)
|
||||
R 3 (#509520)
|
||||
D 5 (#438571)
|
||||
R 3 (#27d510)
|
||||
D 3 (#30d2d3)
|
||||
L 8 (#1b7a00)
|
||||
D 5 (#8a0da3)
|
||||
L 8 (#1b7a02)
|
||||
U 5 (#027cb3)
|
||||
L 7 (#350130)
|
||||
D 8 (#2ff771)
|
||||
R 7 (#16dc02)
|
||||
D 2 (#68f1c1)
|
||||
R 5 (#02f782)
|
||||
D 6 (#4e2a41)
|
||||
R 11 (#448e32)
|
||||
D 5 (#2cfac1)
|
||||
L 11 (#417502)
|
||||
D 5 (#2cfac3)
|
||||
L 4 (#22f022)
|
||||
U 9 (#1e9f01)
|
||||
L 5 (#543572)
|
||||
U 3 (#076e31)
|
||||
L 6 (#081b20)
|
||||
U 5 (#1ae851)
|
||||
L 3 (#823132)
|
||||
U 9 (#2d7993)
|
||||
L 4 (#5738f2)
|
||||
D 8 (#79e273)
|
||||
L 4 (#5c9ad2)
|
||||
D 8 (#4ed1b3)
|
||||
L 3 (#311722)
|
||||
D 4 (#0d5493)
|
||||
L 6 (#5d63e0)
|
||||
D 6 (#178cf3)
|
||||
L 5 (#75b1b0)
|
||||
D 5 (#178cf1)
|
||||
L 6 (#11d550)
|
||||
D 6 (#44ed03)
|
||||
L 3 (#76a842)
|
||||
U 6 (#3b6993)
|
||||
L 5 (#184892)
|
||||
D 4 (#5c8163)
|
||||
L 3 (#14d872)
|
||||
U 2 (#261a01)
|
||||
L 5 (#2d01e2)
|
||||
U 9 (#326ca3)
|
||||
L 4 (#59ad32)
|
||||
U 8 (#326ca1)
|
||||
R 4 (#389ab2)
|
||||
U 9 (#261a03)
|
||||
L 4 (#50cb42)
|
||||
D 4 (#2f8263)
|
||||
L 5 (#9f3752)
|
||||
D 6 (#4bb383)
|
||||
L 4 (#2693f2)
|
||||
D 4 (#19dca3)
|
||||
R 4 (#475bc2)
|
||||
D 6 (#960e13)
|
||||
L 7 (#0c90a2)
|
||||
D 8 (#3463d3)
|
||||
L 6 (#5a82e2)
|
||||
D 3 (#5a5c43)
|
||||
R 7 (#120bf2)
|
||||
D 3 (#5069e3)
|
||||
R 3 (#4b47a2)
|
||||
D 6 (#635b63)
|
||||
R 4 (#66ca10)
|
||||
U 4 (#1418f1)
|
||||
R 7 (#1d5470)
|
||||
D 4 (#1418f3)
|
||||
R 8 (#66d4f0)
|
||||
D 5 (#3c5533)
|
||||
R 4 (#2f6e02)
|
||||
D 3 (#2cf5e3)
|
||||
R 4 (#633ec2)
|
||||
D 7 (#2cf5e1)
|
||||
R 7 (#5846b2)
|
||||
D 3 (#4f9d63)
|
||||
R 4 (#533380)
|
||||
D 11 (#13c7e3)
|
||||
R 2 (#222b62)
|
||||
D 3 (#928ab3)
|
||||
R 5 (#222b60)
|
||||
U 5 (#0a4793)
|
||||
R 5 (#15d3b0)
|
||||
U 8 (#363fe1)
|
||||
R 4 (#2feb30)
|
||||
U 5 (#05d8b1)
|
||||
R 3 (#39e030)
|
||||
U 3 (#05d8b3)
|
||||
R 2 (#3cd780)
|
||||
U 8 (#02c781)
|
||||
R 5 (#186452)
|
||||
D 3 (#37bba1)
|
||||
R 5 (#9e1232)
|
||||
D 5 (#58e6f1)
|
||||
R 5 (#182c30)
|
||||
D 5 (#072db1)
|
||||
R 5 (#85e600)
|
||||
D 4 (#607651)
|
||||
R 5 (#186450)
|
||||
D 3 (#0aca91)
|
||||
L 5 (#0ceb10)
|
||||
D 5 (#860001)
|
||||
L 6 (#54c8b0)
|
||||
U 5 (#393971)
|
||||
L 4 (#37c390)
|
||||
D 3 (#1f1433)
|
||||
L 5 (#3d8790)
|
||||
D 6 (#353623)
|
||||
R 4 (#78c830)
|
||||
D 4 (#6fafa3)
|
||||
R 6 (#2b0612)
|
||||
D 5 (#31fff3)
|
||||
R 7 (#8b49b2)
|
||||
D 9 (#6f0ee3)
|
||||
R 5 (#4212e0)
|
||||
D 6 (#5d11f3)
|
||||
R 6 (#648340)
|
||||
D 8 (#393743)
|
||||
R 6 (#34ddd0)
|
||||
U 8 (#346fb3)
|
||||
R 5 (#34fc22)
|
||||
D 4 (#71c453)
|
||||
R 6 (#5048f2)
|
||||
D 4 (#0bb993)
|
||||
R 4 (#42b9f0)
|
||||
D 9 (#5cdf83)
|
||||
R 5 (#42b9f2)
|
||||
D 3 (#6f3f93)
|
||||
R 3 (#3dbae2)
|
||||
D 8 (#495363)
|
||||
R 9 (#328ba2)
|
||||
D 3 (#77afa1)
|
||||
R 5 (#575710)
|
||||
D 2 (#10d861)
|
||||
R 4 (#257822)
|
||||
D 4 (#6efe61)
|
||||
R 9 (#257820)
|
||||
D 5 (#521d01)
|
||||
R 5 (#575712)
|
||||
D 6 (#494cf1)
|
||||
L 5 (#683ab2)
|
||||
D 4 (#5e79c3)
|
||||
L 3 (#4242a2)
|
||||
D 4 (#5e79c1)
|
||||
L 7 (#2c3442)
|
||||
D 8 (#2fbd23)
|
||||
L 5 (#636fb2)
|
||||
D 5 (#63bd53)
|
||||
L 2 (#299960)
|
||||
D 6 (#31ea33)
|
||||
R 3 (#51dfb0)
|
||||
D 7 (#4e4ec3)
|
||||
R 4 (#7b7912)
|
||||
D 5 (#4b4bf3)
|
||||
R 4 (#54e882)
|
||||
D 5 (#7d2193)
|
||||
R 3 (#3b77d2)
|
||||
D 3 (#826973)
|
||||
R 8 (#646ec2)
|
||||
D 4 (#076c63)
|
||||
L 10 (#674052)
|
||||
D 6 (#3676b1)
|
||||
L 9 (#3bd890)
|
||||
D 4 (#7feb71)
|
||||
L 3 (#3bd892)
|
||||
D 3 (#27fc21)
|
||||
R 8 (#66bba2)
|
||||
D 8 (#645c73)
|
||||
R 5 (#43e132)
|
||||
D 5 (#51d9e3)
|
||||
R 8 (#43e130)
|
||||
D 6 (#2827f3)
|
||||
R 4 (#412c92)
|
||||
D 5 (#7e7f63)
|
||||
L 4 (#218122)
|
||||
D 4 (#546e83)
|
||||
L 9 (#82f672)
|
||||
D 8 (#6ed383)
|
||||
L 3 (#701412)
|
||||
D 7 (#47de23)
|
||||
L 5 (#46f912)
|
||||
D 7 (#0d9ec3)
|
||||
L 4 (#515142)
|
||||
D 3 (#4699e3)
|
||||
L 9 (#2ed562)
|
||||
U 6 (#00a273)
|
||||
L 9 (#8d7d12)
|
||||
U 2 (#6c3a83)
|
||||
L 7 (#318fa2)
|
||||
U 7 (#0bd473)
|
||||
L 2 (#6d5050)
|
||||
U 10 (#415673)
|
||||
R 3 (#9e8420)
|
||||
U 6 (#1ff213)
|
||||
R 5 (#0c8bf0)
|
||||
U 2 (#479a11)
|
||||
R 6 (#977360)
|
||||
U 5 (#479a13)
|
||||
L 8 (#250680)
|
||||
U 2 (#1ff211)
|
||||
L 3 (#216630)
|
||||
U 3 (#22d143)
|
||||
L 3 (#3b4342)
|
||||
U 7 (#9d4ff3)
|
||||
L 5 (#43aca2)
|
||||
U 6 (#29efd3)
|
||||
L 3 (#5c6a12)
|
||||
D 11 (#134a73)
|
||||
L 6 (#2a0982)
|
||||
U 11 (#444723)
|
||||
L 4 (#47e2e2)
|
||||
U 4 (#6855c3)
|
||||
L 4 (#06a382)
|
||||
U 4 (#2222e3)
|
||||
R 3 (#4edc62)
|
||||
U 6 (#9a2683)
|
||||
R 6 (#131872)
|
||||
U 10 (#4f5a23)
|
||||
R 4 (#858f70)
|
||||
U 5 (#4d4823)
|
||||
L 9 (#3f73f0)
|
||||
U 3 (#46f5a3)
|
||||
L 4 (#935370)
|
||||
U 4 (#46f5a1)
|
||||
L 5 (#3ca140)
|
||||
U 6 (#07b1e3)
|
||||
L 5 (#61ecd0)
|
||||
U 5 (#654743)
|
||||
L 5 (#3cec42)
|
||||
U 6 (#30bb83)
|
||||
R 3 (#920782)
|
||||
U 6 (#1f9323)
|
||||
R 8 (#3d8aa2)
|
||||
U 8 (#7492c3)
|
||||
R 3 (#301cd2)
|
||||
U 3 (#32e2f1)
|
||||
R 4 (#6936f2)
|
||||
U 6 (#32e2f3)
|
||||
R 6 (#5112c2)
|
||||
U 7 (#535b53)
|
||||
L 10 (#61f4d0)
|
||||
U 3 (#915863)
|
||||
L 2 (#51d540)
|
||||
U 5 (#32dee1)
|
||||
L 10 (#4ec320)
|
||||
U 5 (#406bc1)
|
||||
L 2 (#1b3890)
|
||||
U 3 (#681181)
|
||||
L 6 (#35ed60)
|
||||
D 9 (#153fd3)
|
||||
L 5 (#323e30)
|
||||
U 5 (#381ad3)
|
||||
L 3 (#69a550)
|
||||
U 3 (#310f63)
|
||||
L 4 (#2cbb80)
|
||||
U 5 (#3448a3)
|
||||
R 6 (#206282)
|
||||
U 5 (#202ab1)
|
||||
L 6 (#83af82)
|
||||
U 4 (#202ab3)
|
||||
L 4 (#248d02)
|
||||
D 9 (#28a983)
|
||||
L 4 (#32cf10)
|
||||
D 7 (#249d73)
|
||||
R 4 (#2f5c70)
|
||||
D 6 (#021c93)
|
||||
L 7 (#957782)
|
||||
D 6 (#550e53)
|
||||
R 5 (#957780)
|
||||
D 6 (#50bb13)
|
||||
R 9 (#49b7f2)
|
||||
U 6 (#096e93)
|
||||
R 4 (#769452)
|
||||
D 3 (#6dc543)
|
||||
R 5 (#2ad352)
|
||||
D 7 (#167963)
|
||||
L 10 (#673682)
|
||||
D 5 (#152883)
|
||||
L 10 (#13f332)
|
||||
D 3 (#996721)
|
||||
L 4 (#4be2a2)
|
||||
D 4 (#9c2443)
|
||||
L 4 (#2b83b0)
|
||||
D 3 (#5d63b3)
|
||||
L 9 (#9cfd40)
|
||||
D 7 (#49e793)
|
||||
L 7 (#0b5422)
|
||||
D 8 (#5c51b3)
|
||||
L 2 (#6db152)
|
||||
D 4 (#215b53)
|
||||
L 3 (#38dc12)
|
||||
D 8 (#7dad01)
|
||||
L 6 (#559e22)
|
||||
D 3 (#929d23)
|
||||
L 2 (#0f7560)
|
||||
D 6 (#448d13)
|
||||
L 7 (#73a972)
|
||||
D 2 (#2221c3)
|
||||
L 3 (#73a970)
|
||||
D 5 (#53b553)
|
||||
R 10 (#513590)
|
||||
D 3 (#293c83)
|
||||
L 10 (#58e2e0)
|
||||
D 4 (#54dd21)
|
||||
L 5 (#1bcdf2)
|
||||
D 5 (#4b0b71)
|
||||
L 5 (#1bcdf0)
|
||||
U 6 (#43b811)
|
||||
L 5 (#4df1d0)
|
||||
U 6 (#36d6a3)
|
||||
R 5 (#3bfb20)
|
||||
U 5 (#75de61)
|
||||
L 5 (#1e0ec2)
|
||||
U 4 (#30b571)
|
||||
L 7 (#2dfd20)
|
||||
D 5 (#49ad61)
|
||||
L 2 (#2dfd22)
|
||||
D 11 (#715d41)
|
||||
L 3 (#1e0ec0)
|
||||
U 4 (#0f2091)
|
||||
L 4 (#9d29c0)
|
||||
U 9 (#475a73)
|
||||
L 2 (#108610)
|
||||
U 3 (#1e5423)
|
||||
L 8 (#394192)
|
||||
U 3 (#0274b3)
|
||||
@@ -1,89 +0,0 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
_ "embed"
|
||||
"fmt"
|
||||
"strconv"
|
||||
"strings"
|
||||
|
||||
aoc "go.sour.is/advent-of-code"
|
||||
"golang.org/x/exp/maps"
|
||||
)
|
||||
|
||||
// var log = aoc.Log
|
||||
|
||||
func main() { aoc.MustResult(aoc.Runner(run)) }
|
||||
|
||||
type result struct {
|
||||
valuePT1 int
|
||||
valuePT2 int
|
||||
}
|
||||
|
||||
func (r result) String() string { return fmt.Sprintf("%#v", r) }
|
||||
|
||||
func run(scan *bufio.Scanner) (*result, error) {
|
||||
|
||||
var vecsPT1 []aoc.Vector
|
||||
var vecsPT2 []aoc.Vector
|
||||
|
||||
for scan.Scan() {
|
||||
text := scan.Text()
|
||||
|
||||
if len(text) == 0 {
|
||||
continue
|
||||
}
|
||||
|
||||
v, color := fromLine(text)
|
||||
|
||||
vecsPT1 = append(vecsPT1, v)
|
||||
vecsPT2 = append(vecsPT2, fromColor(color))
|
||||
}
|
||||
return &result{
|
||||
valuePT1: findArea(vecsPT1),
|
||||
valuePT2: findArea(vecsPT2),
|
||||
}, nil
|
||||
}
|
||||
|
||||
var OFFSET = map[string]aoc.Point[int]{
|
||||
"R": {0, 1},
|
||||
"D": {1, 0},
|
||||
"L": {0, -1},
|
||||
"U": {-1, 0},
|
||||
}
|
||||
var OFFSET_INDEXES = maps.Values(OFFSET)
|
||||
|
||||
func fromLine(text string) (aoc.Vector, string) {
|
||||
v := aoc.Vector{}
|
||||
s, text, _ := strings.Cut(text, " ")
|
||||
v.Offset = OFFSET[s]
|
||||
|
||||
s, text, _ = strings.Cut(text, " ")
|
||||
v.Scale = aoc.Atoi(s)
|
||||
|
||||
_, text, _ = strings.Cut(text, "(#")
|
||||
s, _, _ = strings.Cut(text, ")")
|
||||
return v, s
|
||||
}
|
||||
|
||||
func fromColor(c string) aoc.Vector {
|
||||
scale, _ := strconv.ParseInt(c[:5], 16, 64)
|
||||
offset := OFFSET_INDEXES[c[5]-'0']
|
||||
|
||||
return aoc.Vector{
|
||||
Offset: offset,
|
||||
Scale: int(scale),
|
||||
}
|
||||
}
|
||||
|
||||
func findArea(vecs []aoc.Vector) int {
|
||||
shoelace := []aoc.Point[int]{{0, 0}}
|
||||
borderLength := 0
|
||||
|
||||
for _, vec := range vecs {
|
||||
shoelace = append(shoelace, shoelace[len(shoelace)-1].Add(vec.Point()))
|
||||
borderLength += vec.Scale
|
||||
}
|
||||
|
||||
return aoc.NumPoints(shoelace, borderLength)
|
||||
}
|
||||
@@ -1,42 +0,0 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
"bytes"
|
||||
"testing"
|
||||
|
||||
_ "embed"
|
||||
|
||||
"github.com/matryer/is"
|
||||
)
|
||||
|
||||
//go:embed example.txt
|
||||
var example []byte
|
||||
|
||||
//go:embed input.txt
|
||||
var input []byte
|
||||
|
||||
func TestExample(t *testing.T) {
|
||||
is := is.New(t)
|
||||
scan := bufio.NewScanner(bytes.NewReader(example))
|
||||
|
||||
result, err := run(scan)
|
||||
is.NoErr(err)
|
||||
|
||||
t.Log(result)
|
||||
is.Equal(result.valuePT1, 62)
|
||||
is.Equal(result.valuePT2, 952408144115)
|
||||
}
|
||||
|
||||
func TestSolution(t *testing.T) {
|
||||
is := is.New(t)
|
||||
scan := bufio.NewScanner(bytes.NewReader(input))
|
||||
|
||||
result, err := run(scan)
|
||||
is.NoErr(err)
|
||||
|
||||
t.Log(result)
|
||||
is.True(result.valuePT1 < 68834) // first attempt too high.
|
||||
is.Equal(result.valuePT1, 46334)
|
||||
is.Equal(result.valuePT2, 102000662718092)
|
||||
}
|
||||
@@ -1,255 +0,0 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
_ "embed"
|
||||
"fmt"
|
||||
"strings"
|
||||
|
||||
aoc "go.sour.is/advent-of-code"
|
||||
)
|
||||
|
||||
// var log = aoc.Log
|
||||
|
||||
func main() { aoc.MustResult(aoc.Runner(run)) }
|
||||
|
||||
type result struct {
|
||||
valuePT1 int
|
||||
valuePT2 uint
|
||||
}
|
||||
|
||||
func (r result) String() string { return fmt.Sprintf("%#v", r) }
|
||||
|
||||
func run(scan *bufio.Scanner) (*result, error) {
|
||||
|
||||
var workflows = make(map[string][]rule)
|
||||
var parts []part
|
||||
|
||||
for scan.Scan() {
|
||||
text := strings.TrimSuffix(scan.Text(), "}")
|
||||
if len(text) == 0 {
|
||||
continue
|
||||
}
|
||||
|
||||
// Is Part
|
||||
if p, ok := scanPart(text); ok {
|
||||
parts = append(parts, p)
|
||||
continue
|
||||
}
|
||||
|
||||
if name, r, ok := scanRule(text); ok {
|
||||
workflows[name] = r
|
||||
}
|
||||
}
|
||||
|
||||
var result result
|
||||
result.valuePT1 = solveWorkflow(parts, workflows)
|
||||
result.valuePT2 = solveRanges(workflows)
|
||||
|
||||
return &result, nil
|
||||
}
|
||||
|
||||
type part struct {
|
||||
x, m, a, s int
|
||||
}
|
||||
|
||||
func (p part) String() string {
|
||||
return fmt.Sprintf("{x:%v m:%v a:%v s:%v}", p.x, p.m, p.a, p.s)
|
||||
}
|
||||
func scanPart(text string) (part, bool) {
|
||||
var p part
|
||||
|
||||
// Is Part
|
||||
if text[0] == '{' {
|
||||
for _, s := range strings.Split(text[1:], ",") {
|
||||
a, b, _ := strings.Cut(s, "=")
|
||||
i := aoc.Atoi(b)
|
||||
switch a {
|
||||
case "x":
|
||||
p.x = i
|
||||
case "m":
|
||||
p.m = i
|
||||
case "a":
|
||||
p.a = i
|
||||
case "s":
|
||||
p.s = i
|
||||
}
|
||||
}
|
||||
return p, true
|
||||
}
|
||||
return p, false
|
||||
}
|
||||
|
||||
type rule struct {
|
||||
match string
|
||||
op string
|
||||
value int
|
||||
queue string
|
||||
}
|
||||
|
||||
func scanRule(text string) (string, []rule, bool) {
|
||||
name, text, _ := strings.Cut(text, "{")
|
||||
var r []rule
|
||||
for _, s := range strings.Split(text, ",") {
|
||||
if a, b, ok := strings.Cut(s, "<"); ok {
|
||||
b, c, _ := strings.Cut(b, ":")
|
||||
r = append(r, rule{
|
||||
match: a,
|
||||
op: "<",
|
||||
value: aoc.Atoi(b),
|
||||
queue: c,
|
||||
})
|
||||
|
||||
continue
|
||||
}
|
||||
if a, b, ok := strings.Cut(s, ">"); ok {
|
||||
b, c, _ := strings.Cut(b, ":")
|
||||
r = append(r, rule{
|
||||
match: a,
|
||||
op: ">",
|
||||
value: aoc.Atoi(b),
|
||||
queue: c,
|
||||
})
|
||||
continue
|
||||
}
|
||||
|
||||
// default queue comes last
|
||||
r = append(r, rule{queue: s})
|
||||
break
|
||||
}
|
||||
return name, r, len(r) > 0
|
||||
}
|
||||
func (r rule) Match(p part) bool {
|
||||
var value int
|
||||
|
||||
switch r.match {
|
||||
case "x":
|
||||
value = p.x
|
||||
case "m":
|
||||
value = p.m
|
||||
case "a":
|
||||
value = p.a
|
||||
case "s":
|
||||
value = p.s
|
||||
default:
|
||||
return true // default to new queue
|
||||
}
|
||||
|
||||
if r.op == ">" && value > r.value {
|
||||
return true
|
||||
} else if r.op == "<" && value < r.value {
|
||||
return true
|
||||
}
|
||||
return false // no match
|
||||
}
|
||||
|
||||
func solveWorkflow(parts []part, workflows map[string][]rule) int {
|
||||
// var rejected []part
|
||||
var accepted []part
|
||||
|
||||
for _, p := range parts {
|
||||
workflow := "in"
|
||||
|
||||
nextStep:
|
||||
for workflow != "" {
|
||||
for _, r := range workflows[workflow] {
|
||||
if !r.Match(p) {
|
||||
continue
|
||||
}
|
||||
workflow = r.queue
|
||||
|
||||
if workflow == "A" {
|
||||
accepted = append(accepted, p)
|
||||
workflow = ""
|
||||
break nextStep
|
||||
}
|
||||
if workflow == "R" {
|
||||
// rejected = append(rejected, p)
|
||||
workflow = ""
|
||||
break nextStep
|
||||
}
|
||||
|
||||
continue nextStep
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
sum := 0
|
||||
for _, p := range accepted {
|
||||
sum += p.x
|
||||
sum += p.m
|
||||
sum += p.a
|
||||
sum += p.s
|
||||
}
|
||||
return sum
|
||||
}
|
||||
|
||||
func solveRanges(workflows map[string][]rule) uint {
|
||||
|
||||
pq := aoc.PriorityQueue(func(a, b *queue) bool { return false })
|
||||
pq.Insert(&queue{
|
||||
"in",
|
||||
block{
|
||||
ranger{1, 4000},
|
||||
ranger{1, 4000},
|
||||
ranger{1, 4000},
|
||||
ranger{1, 4000},
|
||||
}})
|
||||
|
||||
var accepted []block
|
||||
// var rejected []block
|
||||
|
||||
for !pq.IsEmpty() {
|
||||
current := pq.ExtractMin()
|
||||
for _, rule := range workflows[current.name] {
|
||||
next := &queue{name: rule.queue, block: current.block}
|
||||
|
||||
switch rule.match {
|
||||
case "x":
|
||||
current.x, next.x = split(current.x, rule.value, rule.op == ">")
|
||||
case "m":
|
||||
current.m, next.m = split(current.m, rule.value, rule.op == ">")
|
||||
case "a":
|
||||
current.a, next.a = split(current.a, rule.value, rule.op == ">")
|
||||
case "s":
|
||||
current.s, next.s = split(current.s, rule.value, rule.op == ">")
|
||||
}
|
||||
|
||||
switch next.name {
|
||||
case "R":
|
||||
// rejected = append(rejected, next.block)
|
||||
|
||||
case "A":
|
||||
accepted = append(accepted, next.block)
|
||||
|
||||
default:
|
||||
pq.Insert(next)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
var sum uint
|
||||
for _, a := range accepted {
|
||||
sum += uint((a.x[1] - a.x[0] + 1) * (a.m[1] - a.m[0] + 1) * (a.a[1] - a.a[0] + 1) * (a.s[1] - a.s[0] + 1))
|
||||
}
|
||||
|
||||
return sum
|
||||
}
|
||||
|
||||
type ranger [2]int
|
||||
type block struct {
|
||||
x, m, a, s ranger
|
||||
}
|
||||
type queue struct {
|
||||
name string
|
||||
block
|
||||
}
|
||||
|
||||
func split(a ranger, n int, gt bool) (current ranger, next ranger) {
|
||||
if gt { // x > N => [0,N] [N++,inf]
|
||||
return ranger{a[0], n}, ranger{n + 1, a[1]}
|
||||
}
|
||||
|
||||
// x < N => [N,inf] [0,N--]
|
||||
return ranger{n, a[1]}, ranger{a[0], n - 1}
|
||||
}
|
||||
@@ -1,41 +0,0 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
"bytes"
|
||||
"testing"
|
||||
|
||||
_ "embed"
|
||||
|
||||
"github.com/matryer/is"
|
||||
)
|
||||
|
||||
//go:embed example.txt
|
||||
var example []byte
|
||||
|
||||
//go:embed input.txt
|
||||
var input []byte
|
||||
|
||||
func TestExample(t *testing.T) {
|
||||
is := is.New(t)
|
||||
scan := bufio.NewScanner(bytes.NewReader(example))
|
||||
|
||||
result, err := run(scan)
|
||||
is.NoErr(err)
|
||||
|
||||
t.Log(result)
|
||||
is.Equal(result.valuePT1, 19114)
|
||||
is.Equal(result.valuePT2, uint(167409079868000))
|
||||
}
|
||||
|
||||
func TestSolution(t *testing.T) {
|
||||
is := is.New(t)
|
||||
scan := bufio.NewScanner(bytes.NewReader(input))
|
||||
|
||||
result, err := run(scan)
|
||||
is.NoErr(err)
|
||||
|
||||
t.Log(result)
|
||||
is.Equal(result.valuePT1, 377025)
|
||||
is.Equal(result.valuePT2, uint(135506683246673))
|
||||
}
|
||||
@@ -1,11 +0,0 @@
|
||||
...........
|
||||
.....###.#.
|
||||
.###.##..#.
|
||||
..#.#...#..
|
||||
....#.#....
|
||||
.##..S####.
|
||||
.##..#...#.
|
||||
.......##..
|
||||
.##.#.####.
|
||||
.##..##.##.
|
||||
...........
|
||||
@@ -1,131 +0,0 @@
|
||||
...................................................................................................................................
|
||||
.#.......#..#...#.......#......#....#..#...#...#....#.#..........................................#...............#..........#......
|
||||
.............##..................#......#.#....#.......................##..#........................#......#..........#............
|
||||
......#..........................#....#.....#.............#................##....#.#.............#.........#.##...........#........
|
||||
.#................#............................#...........................#..##.....#..................#..##..#.#.........##......
|
||||
.....#.............#.....##.............##..........#...........#.............#.....#...........#.#.......#....#......#..........#.
|
||||
........#....................#....#.#.#......##........#...........#...........#..........#...#..........#......................#..
|
||||
.........#.#...#.......#........#........##...#...#..##........................................##...#.#........................#...
|
||||
......#.....#..#..#.#..#..............#...#..#.....#...........#.....#........#.#...........#...........#.#...............#.....#..
|
||||
...........#.......####..#.#..............##................#.#.#.....................##.....................#...#..............#..
|
||||
......###...#......#................##...#...#....#...........#...#..............#.........#..#..................................#.
|
||||
...............#..##..........#...........................##......#.##.........................#..#.#...........#.#...........#....
|
||||
...##........#...#...#...##...##...........#..#...................#...................#.#..#.........#.......#..#...........##...#.
|
||||
................#.....#..##......#.....#.....##............#..#..........##...........................#.#.......##.....#.....#.....
|
||||
.#..#.......#.#...#..##.....#............................#......#...#....#................#.#..#.....#.......##................#...
|
||||
...............#.....#........................#..........#.....#..............................................#..................#.
|
||||
.....#......#..........................................#....................................#..#.......#.#..#......#.#....#..##....
|
||||
............##............#.......###.......................#..#....#......................................#..#.........#..........
|
||||
..#...............#.....#...#...#......................#...#.#..............................#.#..#.#.....#.#.#..#....#.....#...##..
|
||||
.#.............................##.................#.......#.......##....#....................#.....#.#........#.....#........#.....
|
||||
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|
||||
.........#....#.....#..#.........#....#.#..........#...#...#.......#....#..##.......................#.#..#........#..#....#..#.#...
|
||||
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|
||||
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|
||||
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|
||||
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|
||||
..#.#.#...................#...#..#................#....#.......#......................#...............#.........##...#.#.....###...
|
||||
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|
||||
..##.#..#.#..........#.#.#..#................................#..#.............#..#......#...........................#.##...........
|
||||
..............#.............................##........#..##........................#.............................#........#........
|
||||
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|
||||
.........##.....#........#.....................#..#.............#.....#........#....................#....#.#.#......#.....#........
|
||||
......................#...................####..#.........#....#.........#...........#..................#..#.................#.....
|
||||
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|
||||
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|
||||
.#.#..####...#....................#.#.#.....#...#...................#....#.#.....#.#.......#.#...........#......#.#................
|
||||
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|
||||
........#....#...#......#.................#..........................#.........................#...........##.............#.#......
|
||||
.#..............#.....................#......#.............##............#..#..........#...................#...#....#..............
|
||||
......#..#..#.#...............#........###.......#.#...........#...........#.#.........#..#.....................#......#..#.#......
|
||||
.....#...............#.........#....#..........#.......#.......#......#...#..##.....#.....#........#.#.......#.......#..#...#......
|
||||
..#............#.....................#...#.......#....###...........#.....#.#.................#................#.........#..##.#...
|
||||
..............................#.....#..................................#.....##...............#.......#.........#.....#....##......
|
||||
..#...##...#...#..............#.................##..#......#.................#....#......#...#...#......#..........................
|
||||
.........#....#..............#........#..#...............#....#...#.....#..#......#.........#.......#.#..#........#...........#....
|
||||
........#..#....................#.........#...##.#.#..............#......#.#..........##...##....#......................#..........
|
||||
.##..#....#....#.......##......#............#..#......#.....##..................#####..#...#......#.#...#..........#.#.....#..#....
|
||||
..#...........#....................#.......#......#.........#...............#......#........##........#.................#.....#.#..
|
||||
..#....#.#...............#.#.........................#.............####..............................##................###.........
|
||||
.....#.......................................#....#...##...#.......#.......#.....#.##..##.................#.....................##.
|
||||
.........#...........#..#..##.#..........#..#.........#..#.....#...................................##....#...............#..#.#....
|
||||
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|
||||
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|
||||
................#...##.#....#..##..........#.#........##.#..#..#.....................#....#.................#.#...............#....
|
||||
.#.....#..............#.#..........#..#........#...............#..#.#..##..#.#.#.........................#.................#.......
|
||||
....#..............#................#.....#..#.......#..#.#.........#..........#..........#.....#..........##.....#............#...
|
||||
..............##...........#.......#......#..................#.......#.....#.#...#...............#.#........#......#............#..
|
||||
................#.....#....#........#....#.......#.#.##.....#...#..#.##...#................#.#.....#....#.............#............
|
||||
...........#.#.##..####.....#....#.#...#.#...........#...#.......................#.#....#.....#..#................###..............
|
||||
...................#....#..........#.#..##.....#..#..#......###............#..#...........#....#......#............................
|
||||
...........................................#.......#..............#.##.......##.......#...#.....#.#..#.....#..###..................
|
||||
............###........#.......#.#....#.....#....#..#........#.........##....#.....#..........#......#............#..#.#...........
|
||||
............#..........#................##.#..............#.....#................#....................................#..#.........
|
||||
...........#.....#.....................#...#.....#.......#..........#....#.....###.....##.#.##.#.....#......#......#.......#.......
|
||||
.....................#..#.....#...##.....#..#...........#....#....##............##.................##............##................
|
||||
.................................................................S.................................................................
|
||||
........#.#........#..........#.....#......#........#.#............#.#.........##...#............#...#.....#...........#.....#.....
|
||||
..................##.......#......#..#..................#..##......#.........#...#.........#............#....#...........##........
|
||||
..................#...........#.##.......#..............#....................#.#....#...##...#.....#.......#..#.....##.............
|
||||
...........#....#....##...#................................#.........#.................#....#.......................#...#..........
|
||||
.............#.#.#.....#.#...#.......#.#...........#....#.#.........#........##......#.......#.......##...#..........#.##..........
|
||||
...........##.#....#....#..#.....#...............#......................#...........#.....#...........#.#.......#..................
|
||||
.#.......................#.#...##.#....#.#...........#.#....##.##......#........................##....#.#....#.....................
|
||||
...#..................#.#...........##....###.................#....................##......#.....#............#.##....#.......##...
|
||||
.#..................####...#.#..#.##.#...####...#......#....................#..........................#....#......................
|
||||
.....#..........#.....#.#...............#.........##...#......#.#.....#...........#.....#............##......#.....#...............
|
||||
......#........#....#..#............................###.#...##........#........#.................#..#........#...............##....
|
||||
......................#.........................##....#...#..............#..#............#.#....#......##.#......#.........##......
|
||||
..................#....#...#.#.......#..............#..#..#...#.......#...#.....#.....#...............#.#.#...............#........
|
||||
...#...##......................##..##...........#......#.............#............#...........##.......#....#......................
|
||||
.............................##...........##...#...#.....#....#.......#.#..#.....##...............#..#.#......#..............##....
|
||||
...#..#.#...#.......#..................#............#....#.#.##.#.........#......#........#..#..........#....##...........#....#...
|
||||
.....#.............................#......#.#.....#.##.#.................#.........#..#..#.#.#........................#.#.......#..
|
||||
....#........#........#....#.#.#.....#.##............###.#..........#...##......#........##...#.........#.............#........#...
|
||||
..#..............................#.............................#......#...................#...#......#.............#...............
|
||||
.......#...#...............#.................##....................#....##.......#....##....##...#..................#..............
|
||||
.........................#...#..#.....##.............#...##.......#.....#...#..............#.....#.#.#..#........................#.
|
||||
......#.......##.#.............#....................#...#...........#...#..##....#.....#............#...........#........#.........
|
||||
...#....#...#......#........................#.....#.........#......#........#.....#.#...........#.#..............#......#....#.....
|
||||
........#..........#...................#...........##.#..#...#................#....##.............#................#....#..........
|
||||
........#.......#....#.............#..........#...................#.#....#.#........#..#..............................#..........#.
|
||||
............#........#....................#.#.........#......#.............#................#...#.............#....#...............
|
||||
..#..............................#..#....##.....#......................##...#..#.........#......#......................#...#...#.#.
|
||||
.##....#.............#...........##..................#...#..............#.......#................................#.........#.......
|
||||
.....#......#.#.....##...........#.....#.......#..........##..#.............#.#.........#.#.#.............##........#......#..#....
|
||||
.......#.......#.#.#..#......................#....#............##....#...........#.........................#......#................
|
||||
.........##.........#..............#.#.#....#...#.......#.................................#..##..................##.###.##...#.....
|
||||
......................#...#.#.......#..#.#..........#........#.......#.................#..................................#........
|
||||
....##........#.........#.........................#................#......#...#.....#..................................#..#.#......
|
||||
...##..............#..................#...#......#........###..#.......#..........#..............................#......#..........
|
||||
.#.#.#....#..........#......#.#.........#.....#...............................#.....#.#............#....#........#.............#...
|
||||
........#.........#.........#......................#..#......##.....#..#..........................#......##....#......##.##.....#..
|
||||
.##...#.......#.#....#..#.#...................#.........#....#...........#.....#.........#............##......#............#.......
|
||||
.##..#.........#..........#.#.................................#.#.#...............................#............#......##...#.#.....
|
||||
......#........#..#...#............#..............#............#......##.....#.................................#......#.#.....#....
|
||||
..........#........#...........#....................................#.....#...............................#............##....#.##..
|
||||
........#.............#..#......##..................#.............#..#...#.#.....#...#...............#........................#....
|
||||
....#...............#..........#....#...........................#....##.##...................#.#.......#...#.##....#........##..#..
|
||||
......#.....#..#..........###...#.................####.###..........#...........#..........#......#............................#...
|
||||
.#...#......#........#..#............##...............#.##......#...#.....#....................#.........#............#...#........
|
||||
................##...................#.##..............#...#..#.......#.......###........#..#..#........#...##.....................
|
||||
..............#....#..#..#.............##..............#................................#.....#..#....###.##..............#........
|
||||
..#..............#........................................#..........#.....#..................#............#..#....................
|
||||
.........#...#.....#...#...##...........#.###............##...#........#......................##......#....#.......#...............
|
||||
....#....#.....#.......#......................................#.#.#....#..#..#..........#...................#........#...#.........
|
||||
..#..#..................#..............#...#..#.........#......#....#.#................##..........#..#................#...........
|
||||
...#...................#...........#....#...#.............##...#.......#.#..........#..#...............#....#....#.............#...
|
||||
.......................##.#.#..##........#....#.........#.#.#.....##..............#.......#.......##.#..........#.#................
|
||||
.....#..#..................#..##....#.......#.............#...#.....#.............#.............#.#...............#.....##......##.
|
||||
...#.#.....#..........#.#............#..#..........................##.............#....#.......#.#...#...#....................#.#..
|
||||
............##.#............#....#....#....#..##...#...............................#...#...#.........#.......................##.##.
|
||||
....#.#...............#...#.......#............#..#...........................#..............#..........#....#...#...#..#...#....#.
|
||||
.......#..#..#.#..#......#..........................#...............#.........#...........#................#..#...#................
|
||||
...#..#...#.....#.#.......#....................................................#........#..........#.#...#......#..........#.......
|
||||
..#...#.......#..#..............#.#...#.....#...#....#............#..........##...#.........##.............#.......................
|
||||
...#.............#...#....#...#.....#.#.#..............#..........#........#........##...........#..#.#......................#.....
|
||||
.#.......#.................#...............#..........#.....................#.....#............#......##....#.....#...#....###.....
|
||||
...##...........#..........#.#........#............#..#.#........................#.....##............#...##.#.......#.##....#......
|
||||
...........#........#...........#.......#......#...#.....#............................#........#..#................#...#....##.....
|
||||
...##.##.........#.####..#............#..#.....#.......................#......#..........#.#..#.#....##........#....#.....#..#..##.
|
||||
...................................................................................................................................
|
||||
@@ -1,99 +0,0 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
_ "embed"
|
||||
"fmt"
|
||||
|
||||
aoc "go.sour.is/advent-of-code"
|
||||
)
|
||||
|
||||
// var log = aoc.Log
|
||||
|
||||
func main() { aoc.MustResult(aoc.Runner(runner(64))) }
|
||||
|
||||
type result struct {
|
||||
valuePT1 int
|
||||
valuePT2 int
|
||||
}
|
||||
|
||||
func (r result) String() string { return fmt.Sprintf("%#v", r) }
|
||||
|
||||
func runner(rounds int) func(scan *bufio.Scanner) (*result, error) {
|
||||
return func(scan *bufio.Scanner) (*result, error) {
|
||||
var garden garden
|
||||
|
||||
for scan.Scan() {
|
||||
txt := scan.Text()
|
||||
garden.m = append(garden.m, []rune(txt))
|
||||
|
||||
for i, c := range txt {
|
||||
if c == 'S' {
|
||||
garden.start[0] = len(garden.m) - 1
|
||||
garden.start[1] = i
|
||||
}
|
||||
}
|
||||
}
|
||||
garden.Step(rounds)
|
||||
return &result{
|
||||
valuePT1: len(garden.steps[len(garden.steps)-1]),
|
||||
}, nil
|
||||
}
|
||||
}
|
||||
|
||||
type garden struct {
|
||||
start aoc.Point[int]
|
||||
m [][]rune
|
||||
steps []aoc.Set[aoc.Point[int]]
|
||||
}
|
||||
|
||||
func (g *garden) Neighbors(p aoc.Point[int]) []aoc.Point[int] {
|
||||
var neighbors []aoc.Point[int]
|
||||
for _, n := range []aoc.Point[int]{
|
||||
{p[0] - 1, p[1]},
|
||||
{p[0] + 1, p[1]},
|
||||
{p[0], p[1] - 1},
|
||||
{p[0], p[1] + 1},
|
||||
} {
|
||||
if n[0] >= 0 && n[0] < len(g.m) && n[1] >= 0 && n[1] < len(g.m[0]) && g.m[n[0]][n[1]] != '#' {
|
||||
neighbors = append(neighbors, n)
|
||||
}
|
||||
}
|
||||
return neighbors
|
||||
}
|
||||
|
||||
func (g *garden) Step(n int) {
|
||||
if len(g.steps) == 0 {
|
||||
g.steps = append(g.steps, aoc.NewSet(g.start))
|
||||
}
|
||||
|
||||
for step := range(n) {
|
||||
g.steps = append(g.steps, aoc.NewSet[aoc.Point[int]]())
|
||||
for p := range g.steps[step] {
|
||||
for _, n := range g.Neighbors(p) {
|
||||
g.steps[step+1].Add(n)
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
func (g garden) String() string {
|
||||
var b []rune
|
||||
for i, line := range g.m {
|
||||
if i == g.start[0] {
|
||||
line[g.start[1]] = 'X'
|
||||
}
|
||||
|
||||
if steps := len(g.steps) - 1; steps > 0 {
|
||||
for p := range g.steps[len(g.steps)-1] {
|
||||
if p[0] == i {
|
||||
line[p[1]] = 'O'
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
b = append(b, line...)
|
||||
b = append(b, '\n')
|
||||
}
|
||||
return string(b)
|
||||
}
|
||||
@@ -1,41 +0,0 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
"bytes"
|
||||
"testing"
|
||||
|
||||
_ "embed"
|
||||
|
||||
"github.com/matryer/is"
|
||||
)
|
||||
|
||||
//go:embed example.txt
|
||||
var example []byte
|
||||
|
||||
//go:embed input.txt
|
||||
var input []byte
|
||||
|
||||
func TestExample(t *testing.T) {
|
||||
is := is.New(t)
|
||||
scan := bufio.NewScanner(bytes.NewReader(example))
|
||||
|
||||
result, err := runner(6)(scan)
|
||||
is.NoErr(err)
|
||||
|
||||
t.Log(result)
|
||||
is.Equal(result.valuePT1, 16)
|
||||
is.Equal(result.valuePT2, 0)
|
||||
}
|
||||
|
||||
func TestSolution(t *testing.T) {
|
||||
is := is.New(t)
|
||||
scan := bufio.NewScanner(bytes.NewReader(input))
|
||||
|
||||
result, err := runner(64)(scan)
|
||||
is.NoErr(err)
|
||||
|
||||
t.Log(result)
|
||||
is.Equal(result.valuePT1, 3709)
|
||||
is.Equal(result.valuePT2, 0)
|
||||
}
|
||||
@@ -1,13 +0,0 @@
|
||||
jqt: rhn xhk nvd
|
||||
rsh: frs pzl lsr
|
||||
xhk: hfx
|
||||
cmg: qnr nvd lhk bvb
|
||||
rhn: xhk bvb hfx
|
||||
bvb: xhk hfx
|
||||
pzl: lsr hfx nvd
|
||||
qnr: nvd
|
||||
ntq: jqt hfx bvb xhk
|
||||
nvd: lhk
|
||||
lsr: lhk
|
||||
rzs: qnr cmg lsr rsh
|
||||
frs: qnr lhk lsr
|
||||
File diff suppressed because it is too large
Load Diff
@@ -1,63 +0,0 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
_ "embed"
|
||||
"fmt"
|
||||
"iter"
|
||||
"strings"
|
||||
|
||||
aoc "go.sour.is/advent-of-code"
|
||||
)
|
||||
|
||||
// var log = aoc.Log
|
||||
|
||||
func main() { aoc.MustResult(aoc.Runner(run)) }
|
||||
|
||||
type result struct {
|
||||
valuePT1 int
|
||||
valuePT2 int
|
||||
}
|
||||
|
||||
func (r result) String() string { return fmt.Sprintf("%#v", r) }
|
||||
|
||||
func run(scan *bufio.Scanner) (*result, error) {
|
||||
g := aoc.Graph[string, int]()
|
||||
var root string
|
||||
|
||||
for scan.Scan() {
|
||||
line := scan.Text()
|
||||
v, lis, ok := strings.Cut(line, ": ")
|
||||
if !ok {
|
||||
continue
|
||||
}
|
||||
|
||||
if root == "" {
|
||||
root = v
|
||||
}
|
||||
|
||||
for _, l := range strings.Split(lis, " ") {
|
||||
g.AddEdge(v, l, 1)
|
||||
g.AddEdge(l, v, 1)
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
for i, v := range enumerate(g.BFS(root)) {
|
||||
fmt.Println(i, v)
|
||||
}
|
||||
|
||||
return &result{}, nil
|
||||
}
|
||||
|
||||
func enumerate[T any](vs iter.Seq[T]) iter.Seq2[int, T] {
|
||||
i := 0
|
||||
return func(yield func(int, T) bool) {
|
||||
for v := range vs {
|
||||
if !yield(i, v) {
|
||||
return
|
||||
}
|
||||
i++
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -1,6 +0,0 @@
|
||||
3 4
|
||||
4 3
|
||||
2 5
|
||||
1 3
|
||||
3 9
|
||||
3 3
|
||||
File diff suppressed because it is too large
Load Diff
@@ -1,86 +0,0 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
_ "embed"
|
||||
"fmt"
|
||||
"iter"
|
||||
"slices"
|
||||
"sort"
|
||||
|
||||
aoc "go.sour.is/advent-of-code"
|
||||
)
|
||||
|
||||
// var log = aoc.Log
|
||||
|
||||
func main() { aoc.MustResult(aoc.Runner(run)) }
|
||||
|
||||
type result struct {
|
||||
valuePT1 int
|
||||
valuePT2 int
|
||||
}
|
||||
|
||||
func (r result) String() string { return fmt.Sprintf("%#v", r) }
|
||||
|
||||
func run(scan *bufio.Scanner) (*result, error) {
|
||||
var (
|
||||
left []int
|
||||
right []int
|
||||
)
|
||||
|
||||
for scan.Scan() {
|
||||
txt := scan.Text()
|
||||
|
||||
var l, r int
|
||||
_, err := fmt.Sscanf(txt, "%d %d", &l, &r)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
left = append(left, l)
|
||||
right = append(right, r)
|
||||
}
|
||||
|
||||
sort.Ints(left)
|
||||
sort.Ints(right)
|
||||
|
||||
result := &result{}
|
||||
|
||||
result.valuePT1 = aoc.Reduce(func(i int, z pair[int, int], sum int) int {
|
||||
return sum + aoc.ABS(z.L-z.R)
|
||||
}, 0, zip(slices.Values(left), slices.Values(right)))
|
||||
|
||||
rmap := aoc.Reduce(func(i int, z int, m map[int]int) map[int]int {
|
||||
m[z]++
|
||||
return m
|
||||
}, make(map[int]int), slices.Values(right))
|
||||
|
||||
for _, v := range left {
|
||||
if r, ok := rmap[v]; ok {
|
||||
result.valuePT2 += v*r
|
||||
}
|
||||
}
|
||||
|
||||
return result, nil
|
||||
}
|
||||
|
||||
type pair[L, R any] struct {
|
||||
L L
|
||||
R R
|
||||
}
|
||||
|
||||
func zip[L, R any](l iter.Seq[L], r iter.Seq[R]) iter.Seq[pair[L,R]] {
|
||||
return func(yield func(pair[L, R]) bool) {
|
||||
pullR, stop := iter.Pull(r)
|
||||
defer stop()
|
||||
|
||||
for l := range l {
|
||||
r, _ := pullR()
|
||||
|
||||
if !yield(pair[L, R]{L: l, R: r}) {
|
||||
return
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
@@ -1,41 +0,0 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
"bytes"
|
||||
"testing"
|
||||
|
||||
_ "embed"
|
||||
|
||||
"github.com/matryer/is"
|
||||
)
|
||||
|
||||
//go:embed example.txt
|
||||
var example []byte
|
||||
|
||||
//go:embed input.txt
|
||||
var input []byte
|
||||
|
||||
func TestExample(t *testing.T) {
|
||||
is := is.New(t)
|
||||
scan := bufio.NewScanner(bytes.NewReader(example))
|
||||
|
||||
result, err := run(scan)
|
||||
is.NoErr(err)
|
||||
|
||||
t.Log(result)
|
||||
is.Equal(result.valuePT1, 11)
|
||||
is.Equal(result.valuePT2, 31)
|
||||
}
|
||||
|
||||
func TestSolution(t *testing.T) {
|
||||
is := is.New(t)
|
||||
scan := bufio.NewScanner(bytes.NewReader(input))
|
||||
|
||||
result, err := run(scan)
|
||||
is.NoErr(err)
|
||||
|
||||
t.Log(result)
|
||||
is.Equal(result.valuePT1, 2756096)
|
||||
is.Equal(result.valuePT2, 23117829)
|
||||
}
|
||||
@@ -1,6 +0,0 @@
|
||||
7 6 4 2 1
|
||||
1 2 7 8 9
|
||||
9 7 6 2 1
|
||||
1 3 2 4 5
|
||||
8 6 4 4 1
|
||||
1 3 6 7 9
|
||||
File diff suppressed because it is too large
Load Diff
@@ -1,88 +0,0 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
_ "embed"
|
||||
"fmt"
|
||||
"strings"
|
||||
|
||||
aoc "go.sour.is/advent-of-code"
|
||||
)
|
||||
|
||||
// var log = aoc.Log
|
||||
|
||||
func main() { aoc.MustResult(aoc.Runner(run)) }
|
||||
|
||||
type result struct {
|
||||
valuePT1 int
|
||||
valuePT2 int
|
||||
}
|
||||
|
||||
func (r result) String() string { return fmt.Sprintf("%#v", r) }
|
||||
|
||||
func run(scan *bufio.Scanner) (*result, error) {
|
||||
|
||||
sum := 0
|
||||
sum2 := 0
|
||||
|
||||
for scan.Scan() {
|
||||
txt := scan.Text()
|
||||
row := aoc.ReadStringToInts(strings.Fields(txt))
|
||||
|
||||
good, bad := testSafety(row)
|
||||
if good {
|
||||
sum++
|
||||
sum2++
|
||||
continue
|
||||
}
|
||||
|
||||
for i := max(0, bad-1); i < min(bad+2, len(row)); i++ {
|
||||
arr := cut(i, row)
|
||||
|
||||
good, _ := testSafety(arr)
|
||||
if good {
|
||||
sum2++
|
||||
break
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return &result{valuePT1: sum, valuePT2: sum2}, nil
|
||||
}
|
||||
|
||||
func testSafety(row []int) (bool, int) {
|
||||
good := true
|
||||
bad := -1
|
||||
increasing := false
|
||||
decreasing := false
|
||||
|
||||
for i, v := range row[1:] {
|
||||
if v > row[i] {
|
||||
increasing = true
|
||||
}
|
||||
if v < row[i] {
|
||||
decreasing = true
|
||||
}
|
||||
|
||||
if difference := aoc.ABS(v - row[i]); difference < 1 || difference > 3 {
|
||||
good = false
|
||||
bad = i
|
||||
break
|
||||
}
|
||||
|
||||
if increasing && decreasing {
|
||||
good = false
|
||||
bad = i
|
||||
break
|
||||
}
|
||||
}
|
||||
|
||||
return good, bad
|
||||
}
|
||||
|
||||
func cut(i int, values []int) []int {
|
||||
arr := make([]int, 0, len(values))
|
||||
arr = append(arr, values[:i]...)
|
||||
arr = append(arr, values[i+1:]...)
|
||||
return arr
|
||||
}
|
||||
@@ -1,43 +0,0 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
"bytes"
|
||||
"testing"
|
||||
|
||||
_ "embed"
|
||||
|
||||
"github.com/matryer/is"
|
||||
)
|
||||
|
||||
//go:embed example.txt
|
||||
var example []byte
|
||||
|
||||
//go:embed input.txt
|
||||
var input []byte
|
||||
|
||||
func TestExample(t *testing.T) {
|
||||
is := is.New(t)
|
||||
scan := bufio.NewScanner(bytes.NewReader(example))
|
||||
|
||||
result, err := run(scan)
|
||||
is.NoErr(err)
|
||||
|
||||
t.Log(result)
|
||||
is.Equal(result.valuePT1, 2)
|
||||
is.Equal(result.valuePT2, 4)
|
||||
}
|
||||
|
||||
func TestSolution(t *testing.T) {
|
||||
is := is.New(t)
|
||||
scan := bufio.NewScanner(bytes.NewReader(input))
|
||||
|
||||
result, err := run(scan)
|
||||
is.NoErr(err)
|
||||
|
||||
t.Log(result)
|
||||
is.Equal(result.valuePT1, 486)
|
||||
is.True(result.valuePT2 > 517)
|
||||
is.True(result.valuePT2 > 523)
|
||||
is.Equal(result.valuePT2, 540)
|
||||
}
|
||||
@@ -1 +0,0 @@
|
||||
xmul(2,4)%&mul[3,7]!@^do_not_mul(5,5)+mul(32,64]then(mul(11,8)mul(8,5))
|
||||
@@ -1 +0,0 @@
|
||||
xmul(2,4)&mul[3,7]!^don't()_mul(5,5)+mul(32,64](mul(11,8)undo()?mul(8,5))
|
||||
@@ -1,6 +0,0 @@
|
||||
)+when())~why(),),mul(712,171)@}-?}mul(506,85)who()%mul(613,601)/;#from()#mul(977,581)~what()?/$^-+(*mul(142,89)[who();*):*mul(64,644)}when()select()mul(652,872)mul(594,202)?%$when(196,699)mul(311,646)<>/how()where()(+:mul(867,971)}&where()'/&[&$mul(192,659)select();<#}mul(367,411)mul(841,862)when()(%!mul(922,272)^;}mul(593,223)mul(918,232)mul(760,145)]^?why()>mul(558,476)where()who()&do()^]($,~&-{where()mul(855,134),(--{mul(691,389)+mul(352,712)why()<(]'/}-mul(138,405)$where()mul(176,679) from()'!why(){:mul(516,55)%*>mul(97,636)mul(30,945)**~what()$,mul(486,399)# ,~~!]mul(277,667);~$[from()how()&mul(412,36)([@@,what()% mul(478,68)&mul(293,979)mul(218,379)~)'?-&from()@mul(887,161)(mul(156,481)who();&[:mul(308,96)mul(718,985),] when())/~>^$mul(84,469)*<where()how()[mul(257,600)<~mul(660,909)select()mul(510,180)what()mul(619,634)#mul(721,403)why()@!,~:>where()mul(500,291)who()])]*don't()who()select()^;,@mul(837,399)$(,(-who()}'mul(835,602)~:]mul(99,872)how()what()<select()how()(don't()[[@, ,mul(962,879)who()])mul(828,134)$where()when())>%{who(794,618)>mul(227,398)why()where()-why()what()^/:; mul(753,183)[{ ]#^#%%~mul(196,63)}%don't()who()$ :how(),select()~@mul(214,483),:select()%)}who()mul(198,36)*do()what()mul(330,804)what():+>mul(10,447)*/!mul(580,733):&where()'mul(247,9)$)[:#-select()?do()mul(157,768)why()/ who()$from()where()don't()mul(527,694){how(206,792)mul(314,331)/from()/what()#mul(49,792)',-(why()#/]mul(645,190)from()$?mul(775,2)!+select()+^]from(104,329)!mul(287,711)}select():){mul(770,682)!don't()! *^+ when()]%-mul(291,143)mul(956,213)[[>{%'#*{~mul(569,514)[}how()@;mul(291,643)what()%&-where()#@<mul(729,139){^mul(501,801)]mul(261,648)}+~>when()mul(678,494)>%mul(303?<%where()what()mul(601,775)mul(91,748)&why()mul(648,173)~*mul(101,949)*:}>'from()-what()^}mul(890,865)what()mul(398,428),select(261,665)where()when()+mul(315,619what()mul(301,311)^~ where(297,851)#{!+&:mul(548,329)mul(239,714)who()@why()(#+!select()why()do()when()mul(249,859)}<select()&mul(239,140{from(149,864)]#]*~ mul(382,788)select(519,600)select(),from()(mul(350,980)@([-,~~%select()mul(710,125)what()how()]-/where()from()%mul(621,643)+what()~!how()what(814,400)<>>@mul(174,437)how(131,486)mul(294,93)mul(605,381)@#}what():~mul(873,431)#)who()^<why()mul(463,819);mul(961,13)what()why(474,300)@}&!]mul(507,494)/@}mul(636,958)^ ~from();!where()how()mul(801,95#; ;<when()who()*(mul(539,800))don't()mul(361,163)>how()select()from()#mul(411,803)-(>why(){{mul(400,846)mul(705(~+%mul(235,314)how(),where()++<{mul(795,270)how()#? $'*select()mul(301,531)mul(109,954)/mul(451,416)%%!select()mul(834,747)%select()[ mul(457,765)do()when()@<!how()mul(520,202):where(41,552)!'&@-,$mul(493,844)-?'*what()when()<^mul(937,957)who()where()who()mul(301,646)/^select()#;how()}select()mul(954,724)mul(695,132))*%mul(976,455)when()**from()]what()@how()')mul(492,975);what();^''#/?~mul(258,829)#*how()#>mul(779,58)('who()mul(275,708)
|
||||
])$&mul(546,476)&]mul<}~mul(490,931) why()>~)from()@mul(302,82)mul(625,374)-;>%where()mul(864,633):!-,how()when()mul(748,5)what()!how(447,20)]what()/where()<'}don't()from()}why()mul(837,78)what()&:%where()?mul(402,690)mul(689,472)(:{+&}*+mul(915,883)}?)#from(62,762)-mul(512,958)+who()$#^{*mul(798,476{:@who()#mul(89,309),how()!what()what()where()mul(613,761)^[~~:&do()>mul(375,874))?{why()'@mul(75,714)!<%why():!don't()select()?when()@:?<[~mul(43,740)mul(389,134{'(~- >who()mul(755,490)when() what()mul(391,722);what()mul(107,927)~mul(901,762)+;when()+$^select()mul(609,510)#how():select()@)mul(937,386)) +&){mul(757,236)?how()/[who()'*how(937,357)&when()mul(521,787)where(954,730)#what()^mul(158,498)+mul']do() select()}$mul(60,389):~/;;#where()^mul(958,451)*!{{ %/#:mul(855,921)]mul(558,622))-mul(269,240)+how(626,93)+,$(!mul(735,376)%%[where()mul(868,976)~& @;]mul(597,168)from()what()select()@what()mul(40,231):who()({&who()~don't()+~who()-mul(693,922)/why()mul(597,656)mul(826,321)when()mul(793,429)select()~:~}how()how()@mul(837,77)when()mul(389,114)@mul(362,967)+mul(342,929)#where()~mul(218,879)--+[%]who(933,163)mul(314,457)'&/&,)(mul(362,966)<?]^~mul(179,657) do()!from(898,248)?:where()<when() ~when()mul(512,132)(@$?when()$how()@how(50,144)mul(570,592)from(847,182)]what();mul(530,540)}'mul(20,999)why()::mul(801,920)/)where()how()mul(984,512)}who()<]where()mul(698,898);when()-from(552,362)>- ^how()>mul(890,685)[;$;#where()how()+mul(239,920):(@;%when()+mul(88,839)&^)@why()what()how()where()[mul(572,398)what()$mul(752,549)what()when()'>[<when()<?mul(10,251),^~from(),where())#mul(569,478)where()~select()'mul(411,622)^-'+{mul(784,824)mul(641,531)mul(315,701)[mul-^(%when()mul(824,525)#$@*:+:}>mul(732,854)(+@ {(who(621,788) mul(86,481)how()@*'mul(954,533):how()'from()}-when()mul(826$]}how()mul(482,558){%what()^/&)}^[mul(45,414)}how(){;&how()~#mul(300,115)*)?select()<]%mul(374,474){#select()#mul(215,47)who(){^++?%{&mul(332,567)$mul(357,321)/from()#( why(496,793)mul(501where()@}who()select()}mul(62,985),!select()}#+{{]mul(211,725)?]< :how()select()mul(958,722)#'where()!what()@$mul(157,358)mul(998,511)mul(97,681)*;mul(206,463))*mul(790,146select()when(199,114)&[%!';select(){who()do()mul(960,474^}+why(960,681),~>[why(701,791)mul(865,506)?-;select()/~@do()+{'what()~select()%+mul(638,544)) >$^*<where()select()(mul(501,647)@#~when(136,478)()*;^mul(48,956)how(),what();^^when()from()^mul(501,473)what()!what()mul(820,536)}mul(772,914)+-$from());+?-#mul(76,607)//mul(705,35)who()*what()!{how()mul(733,730)from()*where()+<mul(821,893)mul(947,531)select()^who(),{how()where(610,667)where()mul(889,663)where()where()#/^mul(493,430)^mul%why()-?what()mul(139,704)@select()mul(923,691)>mul(583,859){[mulhow()>who()/?^~%mul(19,182)~select()select()select()**+mul(77,374)&@??when()>[mul(630,751)mul(740,291)){@*{what()what()@&who()mul(760,727)where()<^ >][mul(996,13)}{%*when()+*mul(865,56)*]mul(995,58)how()}what()@!!)';(mul(323,37)~mul(348,89);{when()~)'mul)'>what()<$%who()%don't()from(533,539)?'~-'where()-+?mul(917,600);from(672,658)mul(966,120)/'@/'^mul(895,427)mul(842,971)',@mul>who(){mul(670,166)where();)^don't()~$+#:when()?!mul(871,536)who(67,974)do()##select()>+(#mul(502,269)!$[^where()where():where()mul(652,742)
|
||||
from()#%;why()(why()?mul(43,859){(who()]-:{mul(162,15):>how()@%$:mul(322,158)what()$&*{how()mul(949,468)where()?what()+mul(890,635)@;mul(937,114&+:where()#mul(516,431)who()mul(516,755),}who()'!mul(484,114)*}who()who()]mul(623,440)!%{{why()how()}mul(774,302)&)[{select(873,278)-@mul(91,958)<}?-,>+/from()}mul(910,920)']:~how(996,958))why()@mul(134,589)<''when()mul(853,477*$!mul(204,437) where()#how()>~who()*mul(697,199)[-~}select()mul(928,999)!what()when()!>mul(721,616) }why()%)mul(166,276),^$$[when())-why()mul(921,345)&when()'how()-mul(858,22):when()mul(812,54)how()%@%^&mul(11,654)where()^!)%mul(398,677)what()what()[/$:who(279,228)#mul(649,529)mul(78,877):mul(265'&}!why()how()mul(826,788){*:{?,who():mul(463,163)select()mul(342,950)mul(339,663)from()where(){,who()<:?why()when()mul(568,433)$,select()?mul(182,776)^/*,<%*select()%mul(705,962)what();}mul(717,100)from()mul(664,69 % *mul(423,876);from() who(),mul(630,98)[:?how()from(718,704)mul(356,570)#why()select()')from()@:mul(193,467)when() !!)select(625,819)/(!when()mul(171,718)do()<:,what();select(){$}?mul)+mul(20,284)$/,~from()],^mul(984,419);; mul(503,701)+[(;select()?/mul(634-how()mul(424,769))~ -where()* }who(484,481)how()mul(707,101)*do()where())select()(from()]#who(335,623)when()who()mul(911,436)what()<mul(194,212),why()/>}mul(777,219)what()['}when():select()mul(948,616)<from()$,#mul(553,209;;)-;what()*mul(728,277)?-{select()[when()^@'@mul(587,483);^%mul(399,787)&{who()$,mul(915+what()!why()}!who(610,136)+what()mul(226,744)*@from()@):]mul(384,508)when()-how()mul(71,783)#mul(358,304)/select(114,878) [}where()why()%)?mul(45#]when()'*+when()who()mul(914,176)when()@(who()&select()&mul(326,407)mul(506,431)what()})^$}~&*{mul(906,775)from()where()(]~mul(969,415)mul(710,613)+*select()mul(312,425)():}^!{*)mul(766,549)from()<:[/%'mul(782,679)'!select()~#>%/mul(476+&!&who()'<how()who()(mul(876,214)select();&from()'mul(120,331) !~',/mul(276,127)]%]who()([-what()mul(36,647)how(144,302)&^from()%mul(166,678)who()mul(577,776))+&>>@]'mul(540,542)select()%when() mul(21,652)^#why():?,![<mul(696,919)!why()when()>where(),+#{+mul(957,516)select()@who()!mul(949,720)$ >from()[>when()@mul(302,42)*when()};mul(62,497>~~)@<mul(730,949)how()from()>how()why()*(mul(664,358),mul(739,738)?/)from()//mul(377,419)}{-what()~why()^[]mul(40,477]#+?]don't() when()]mul(870,3)why();%?-how(721,560)$);[mul(568,692)+~how()mul(638,590)~% ?]mul(901,665)+:;?mul(518{&(+~/#when(87,181)@what())mul(675,719)}why() do() ;^mul(596,35) )mul(427,664){<mul(197,195)@/~#when()do()>when()what(){select()+%}mul(737,893) mul(709,889)!-@,when();where()mul(129,840)when()mul(920,817)#]?^?why())@@mul(269,369) mul(828,795)@*;where()mul(682,546)from(){/mul(243,207)mul(503,124)[from()where()&what()&}(mul(750,321)how()>'&)mul(970,615)why()~mul(876,7)&:%select(836,319)$who()&mulwhere())/]{mul(312,66) ~'%why()from()mul?{select()] ;?*?select()mul(453,529)why(117,235)^do()@'-+from(370,703)mul(644,160)<[,mul(227,457)~}%%select()^>select(360,884)]mul(925,534)-select()'mul(739,218) &/&how()~^mul(332,459) (&{!select(856,366)-don't()()when()-from(487,696)%?what(768,731)mul(745,482)[,select()mul(880,43)^why()mul*@[[+where()what()how()mul(546,582)from()[/&why()mul(308,97)mul(343,420)}when()~mul(824,505)why()?!who(),mul(261,37)what(580,629)^-mul(554,10)$} %)?^*+mul(519,543)!{&#*mul(71#+select()&'why()*mul(67,843)~>where()]mulwhat()where()/[what() who()(/@/#!/usr/bin/perl&>mul(708,675)
|
||||
@from()[$from()why(548,875)mul(121,80)}:$-mul(4,306)mul(763,819)how()~)}'<who()why()when()mul(496,223)select()]don't() (mul(667,275)*who()?&+[do()+)&,what()#/mul(345select() what()mul(173,615)$/;select()select()~mul(942,267)[/^<!',<why()how()mul(32,848[<select()&~+mul(428,140)mul(601,739)who()how()select()}@how()@>what()do()mul(185,413)*don't()how())>:-]mul(988,832)from()#? what():how()~what()?mul(186,334)select()mul(302,939)*&{#+:)+do()[~+'mul(981,447)do())(how()where()&what()?][&mul(31,754)$?*^+-%(>)mul(851,878))>what()^#$do()]?,)mul(470,861)/!what()mul(861,914)@}when()when(535,739)/where()mul(404,36)why()where()do():}mul(192,10){,from()]!'!when();mul(439,983)when()?*where()who()mul(264,570)/where())mul(118,609>~])&<;+what()}mul(740,187)-!why(),{- <&mul(515,176)why()(#&?$who())^mul(861,78)mul(425,831)^*}don't()&);how()]mul(983,533)/mul(871,157)why() why()mul(822,445)*?>/{}what())mul(466,451)what():+?mul(362,799)select()@{~^^mul(808,226),mul(847,636)how()'select()+?mul(965,149)##?~mul(898,404)$select()! mul(704,590)~mul(453,171)!:why()#^< mul(667,115)>select()from()who()how()?/<how()mul(130,444),[how()(%+,from();mul(886,298),]-~when() >mul(689,875)why()what()})&!&mul(51,975)^]what();:when()don't()[;$ where()why()mul(71,129)who()%mul(841<@<mul(464,159)>mul(61,222)$;[#~~mul(433,310)>from()how(932,844){?-%mul(172,290)select()''how()*-where()%when()mul(868,592),(select():*:/mul(313,54)}from()how()^*]-where()+do()(--select()what(),/ mul(867,197)mul(203,803)+when()%;-where()%<-don't()]]@where()why()!#why()!mul(949,149)]?mul(960,580)how()mul(12,600));mul(210,348)*mul(565,871)'%where()mul(577,267)!#)mul(474,282)<<from(){where()&<)when(){mul(534,990)how())mul(348,523)how()+[*'select(){{mul(610,625){-mul(125,779select()!from(){)*what()mul(237,916)mul@]how(),;{@select()~do()) @;?who()~<#mul(641,477)%select()/*mul(66@/# ]#when()/,-@mul(398,141))where()*mul(17,892)mul(447,218*from()}~~%%::,<mul(581,913)what()who()/@+*who(507,341)mul(485,202)mul(637,719)@~!]]%[}mul(152,221)who()where()select()^why()<@(mul(336,492)who()>#>%when(255,810)(mul'why()+*when()how()~->]mul(76,674)what()}}%where()where(552,574)mul(172,533)why()mul(166,405)(from()#/how()how() ^^(mul(580@( ^how()from()mul(168,469)}]@how()~mul(319,476)^]from()(what()'>/,^mul(953,57)# how()select()mul(534,477):select(791,428)~$,when()mul(504,444'mul(534,163)where()# %why()!mul;,why()from()}'mul(819,924):mul(914,787) #?select():!+%];mul(743,314)[?#{mul(127,154)how()+[@!]mul(402,199)!)why(774,912)?~,( where()&mul(747,407)don't()>what()where()'why()why()why(844,133)mul(649,89)mul*when()mul(878,257)!>%#>;select()mul(371,837)-;from()where()~-mul(314,883){}mul(952,191)(-#-mul(400,750)what())what()mul(83,753) +who()!<select()[~<+do()why()?who(){;++mul(315,12)from()%where()(why()%mul(244,473);%-/}*$@do()select()['+*why()from()mul(503,91)why()&(mul(718,938)]!}when(217,970)do()]mul(695,933)^/mul(643,847)!-~%mul(599,777,*{'from()when()}from()?*do()/who()]how()) ]%{mul(128,209)/?mul(145,427):mul(838,702)who()~&^:mul(750,117),why()$when()-;%mul(105,945)!when()%how()$<%;mul(445,716)/,/+'mul(848,545) :;:(from()don't()-/)&{$mul(645,418)select()&'[+%/&mul(805,629)$mul(409,212)when()?where()(%who()why(),mul(341,178){![from()^select();from()when()mul(53,969)<;select()mul(351,259)~]%&/-why()mul(22,26)&]>select()$}mul(79,756)where()^?',-mul(273,582) why()do()&~) what()what()mul(92,844)where()!what()/>> {%mul(678,890)mul(784,836)mul(184,623)
|
||||
who()mul(590,239)%%mul(67,657)when()({]mul(556,689)when()/+: :<mul(570,791)when(500,731),}<--'mul(315,20#mul(353,577)]<mul(147,848)mul(974,10)^from()how()what(){( ?mul(500,481);from()*]'{@mul(145,394)why()where()?]?what()mul(97,499)mul(784,687)^[]:how(823,116)mul(290,184)who(27,581)+[~}}@*(;mul(553,555) when()/mul(317,461)mul(789,586)what(787,924)>(who()$,~])mul(810,145)$from()^/)?(/>mul(468,772)(~(who()mul(663,347)where() #how(572,145)!<&;mul(704,336)%$++!mul(170,815)from();why()mul(944,939)]select()<mul(280,533)why()mul@[who()~:[?)from()/how(159,441)mul(738,82)~ from(858,110))%~~*~mul*mul(488,256)/>!mul(584,361)what()~why()[why()>,~<mul(896,700) ')}who() !>mul(794,457)from()~,how(898,290)don't()mul(889,959)where(594,614):who()*/-mul(786,550)!how()mul(481,863)*!select()who():@mul(980,469)when()-&*#~[*~mul(972,650);&from()$!/:$mul(140,685)]</*%:mul(884,90)select()&}why()!from()&?how()^mulwho()'?select(213,664)why()&why())@^mul(90,714)where()!why()mul(874,305);:$who()+:[mul(5,462)why()mul(102,265)>/~[{where(409,316)mul(232,721)>why()who(902,515)who()$!where()/>mul(247,605)'what()select()mul(936,163)mul(591,955)how()mul(931,542)how();what()'*;where()<mul(224,284)~/@mul(878,735)}>&<(,mul(55,798) ,[+what(){^mul(441,281)?mul(570,318)mul(973,304)}what()]mul(45,721)#?@?where()(<!#mul(38,985)mul(615,729)!^)from() ,}!don't()^,~>>!#mul(701,624)select()[-mul*{mul(67,259)(({%+ -+mul(986,986)&from()who()-'mul(726,819):mul(490,252) what()+how()select()-why(423,93)mul(694,82)-how(328,923)>'how()&(%what()*mul(372,723)'?!!}mul(231,968)-!%mul(415,363){mul(723,230why(141,301)^when()mul(123,44)how()#-who(){&!{mul(513,206)mul(651,372)/#'who()%when()when()^how()mul(894,333)*>mul(789,454)mul(527,63)]}!][#-:mul(696,451)-mul(725,992)/({mul(951,218)/*,who()(];}$mul(999!how()+why()~what()$#)(what()mul(866,336)&when()@!]mul(277#+why()when()where()]mul(625,228)don't()how()*from() mul(728,218)[<&mul(685,966)when()]([':>mul(88,454):,mul(980,618)[:mul(983,851)from() (where()mul(136,951)mul(923,850)select()^what()when()where();{-mul(574,853)'!%select()[how()~)!~don't()>+*mul(999,45)%how()$*^mul(663,51)what() mul(72,914)when()where()^*>';from()mul(717,449)from(116,874)!#}^~$()why()mul(253,711)!-?[where()where()$<mul(413,791)why(),&where()mul(881{:why(457,236)^$mul(579,940)^!+-#[mul(365,458)*what(826,843)mul(905,802)',from()&?*,/who()#mul(706,256):#mul(397,960,/}mul(886,736)@)??mul(483,8):when())where(835,379)'where()who(206,272)mul(41,664)~-^(when()(!:how()mul(65,540)select()where()%from()'{mul(422,122) ~mul(31,555)~select()mul(368,343)<$$~>-@do()%#+&&why()&?who()mul(575,697)*{mul(124,326) )};}why()/')mul(524,584)from())who()?~mul(245,768)!how()@)mul(704,867)^from()]%$(?when()mul(90,724)-;]why()?mul(434,982)%[$from()/-mul(947,645)%what()from()~*;why();-mul(637,644)mul(728,998how(363,38)]#[mul(968,268)mul(118!}how()who()&+$mul(512,161)/~+mul-who()mul(627,181);when()&do()}#;select(139,567)what()*from()-why()mul(914,709)mul(372,426)select()/select()(:mul(573,160]select():mul(439,918)mul(8,169)&why()^'mul(417,187))([who()/when()who()>mul(715,150)-how(609,180),mul(208,512)'why()':&mul(998,345)
|
||||
[:~from(109,28)mul(762,958)-mul(962,739)%mul(808,716)'{(]},<;mul(937,746)where()select(731,533)select()[,how()}select()who()mul(191,854)where()mul(479,494>*why()mul(453,745)/%/mul(857,414):>who() ?mul(724,307))(<&select()mul(514,942)why()<,where(857,995)why()who()(mul(499,812)how()why()select()@,{@,^$mul(870,75){where()%when()}mul(715,952)mul(679,508)]-*#~mul(976,825)@what(311,818);}>+don't()from()!(mul(831,784)select(401,869)>##what()}$}mul(485,631)%when()don't(){%[<mul(650,982)how()'from()%[/how()/mul(435,53)?&!{how()[::mul(131,389)^,what()/>%where()mul<mul(169,929)*mul(299,197)'(?/mul(615,378)select()>^!'@select()$when(194,342)mul(955,305)when(714,487)!~[mul(132,571)&<<[?}select(424,232)what()mul(728,300)select()where()@>{*mul(695,119)mul(350,526)~/what()when(),?'mul(166,855)%!,who()}why()from()}what()#mul(197,953)from()}from()?mul(608,965)$*]/,(when()what(),mul(393,927)@ what()how(),/mul(157,25)}%:who()-how(727,121)who()[mul(335,527)[%^,>/&where(){select(415,462)mul(450,651)@-where()when()%&('mul(741,677)#what()-:? ;+when()?mul(783,55(!' <{who()when()#(mul(905,243),mul(822,319)>select()- )#why()'^+mul(837,766)^who(69,740);{,{}^?mul(495,650when()select()when()(%why()mul(298,908)?from()-where()mul(781,697)%<mul(802,337)how()who()mul(912,22)<how()]where()-+from()mul(769,224)/}]where()mul(727,470)#^)!@,don't()+/&why()]who()(&mul(653,780))@ <how())who()/<mul(246,377)( where()~when() :where()mul(189,554)(mul(902,862)from()%^what()how()%<where()$mul(542,480)(/?,%mul(413,772)#mul(63,506)((+{ ;*^@:mul(114,204)+@>)<what()what()]mul(245,578)~select()mul(320,125)*{ [:#how()<{+mul(406,999)mul(577,430)who()%! why()*&where()?don't()$@$what()who()who();>$[mul(661,538)<{-&<select()'}mul(200,315)mul(112,246)where()where(404,923)from()%+';<^$mul(122,413)select()what()mul(721,764)/}what()why()'$)!<mul(892,451)>%%&$-how(),,what()mul(634,148)[mul(13,464)*'?what()'$%mul(311,661)]?how()don't()[>^]%when()# where()what()mul(5,587)+!-what() +mul(618,897)#where()where())how()<mul(343,790)??->{mul(944,841)@'?<mul(954,120)/*from()&what()what()/~/mul(86,632)from()?;<$:mul(607,376) select()!%mul(47,177)}/~*mul(800,210):when()what()}who()why()why()$,how()do()-/who(),where()mul(113,797);]+from()^mul(819,538)what()~why();^when()where()don't()mul(267,315)-?who()>,(~~mul(970,389)*,')mul(285,941)^#mul(554,821),&}]/when()mul(906,954)who()why(),!!()why()mul(89,545)~;) why()*)mul(507,709)@mul(977,650)+]how()-, mul(204,198){/$'~}<{]}do())? +;/why()select()%*mul(226,790)< >how())from()$ ;#mul(901,307)?when()+when()when())mul(19,239)>where()(when() mul(964,735)from()mul(484,646)select() ,;@how()$');do()^#what()mul(297,515))#*{;</mul(491,320)(;+%')mul(675,449)$}*when()!}@mul(21,16)who()(from())[/*?'mul(263,684)~{{when()from()+mul(751,630)[(?mul(445,676)~~mul(840,40))+how()-~what()mul(298,977)from()>%&~select()mul(404,614))~)[mul(182,657),{from()mul(450,272)(mul(228,343):what()[what()%(mul(970,721) #%> why()mul(879,558) %+?do()-)select()]mul(723,300); *why()mul(384,706)?)do()mul(799,503)~select(327,603)when()<>mul(216,403)select()<{(,mul(721,553)from())?when()mul(319,645)don't()*';how()where()(how(151,143)mul(675,236)<mul(242,159)*mul(532,562)mul(923,707)mul(13,834)&-where()
|
||||
@@ -1,239 +0,0 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
_ "embed"
|
||||
"fmt"
|
||||
"io"
|
||||
"iter"
|
||||
"strings"
|
||||
|
||||
aoc "go.sour.is/advent-of-code"
|
||||
)
|
||||
|
||||
// var log = aoc.Log
|
||||
|
||||
func main() { aoc.MustResult(aoc.RunnerReader(run)) }
|
||||
|
||||
type result struct {
|
||||
valuePT1 int
|
||||
valuePT2 int
|
||||
}
|
||||
|
||||
func (r result) String() string { return fmt.Sprintf("%#v", r) }
|
||||
|
||||
func run(read io.Reader) (*result, error) {
|
||||
sum := 0
|
||||
sum2 := 0
|
||||
|
||||
lexer := Lexer(read)
|
||||
active := true
|
||||
|
||||
for lexer.NextTok() {
|
||||
switch lexer.token {
|
||||
case "TokMUL":
|
||||
if m := readMul(lexer); m != 0 {
|
||||
sum += m
|
||||
if active {
|
||||
sum2 += m
|
||||
}
|
||||
}
|
||||
case "TokDONT":
|
||||
if readDont(lexer) {
|
||||
active = false
|
||||
}
|
||||
|
||||
case "TokDO":
|
||||
if readDo(lexer) {
|
||||
active = true
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return &result{sum, sum2}, nil
|
||||
}
|
||||
|
||||
func Lexer(in io.Reader) *lexer {
|
||||
seq := func(yield func(rune) bool) {
|
||||
buf := make([]byte, 256)
|
||||
s, _ := in.Read(buf)
|
||||
buf = buf[:s]
|
||||
|
||||
for len(buf) > 0 {
|
||||
for _, r := range string(buf) {
|
||||
if !yield(r) {
|
||||
return
|
||||
}
|
||||
}
|
||||
s, _ := in.Read(buf)
|
||||
buf = buf[:s]
|
||||
}
|
||||
|
||||
for !yield(-1) {
|
||||
}
|
||||
}
|
||||
next, stop := iter.Pull(seq)
|
||||
lex := lexer{iter: next, stop: stop}
|
||||
lex.readRune()
|
||||
lex.readRune()
|
||||
return &lex
|
||||
}
|
||||
|
||||
type lexer struct {
|
||||
rune rune
|
||||
next rune
|
||||
|
||||
iter func() (rune, bool)
|
||||
stop func()
|
||||
|
||||
buf []rune
|
||||
token string
|
||||
literal []rune
|
||||
}
|
||||
|
||||
func (l *lexer) Stop() { l.stop() }
|
||||
|
||||
func (l *lexer) readRune() {
|
||||
if l.rune == -1 {
|
||||
return
|
||||
}
|
||||
if r, ok := l.iter(); ok {
|
||||
l.rune, l.next = l.next, r
|
||||
} else {
|
||||
l.rune, l.next = l.next, -1
|
||||
}
|
||||
}
|
||||
|
||||
func (l *lexer) loadRune(tok string) {
|
||||
l.token = tok
|
||||
l.literal = append(l.literal, l.rune)
|
||||
l.readRune()
|
||||
}
|
||||
|
||||
func (l *lexer) loadNumber() {
|
||||
l.token = "TokNUMBER"
|
||||
for strings.ContainsRune("0123456789", l.rune) {
|
||||
l.literal = append(l.literal, l.rune)
|
||||
l.readRune()
|
||||
}
|
||||
}
|
||||
|
||||
func (l *lexer) loadString(accept string) {
|
||||
l.token = "TokSTRING"
|
||||
for !(!strings.ContainsRune(accept, l.rune) || l.rune == 0 || l.rune == -1) {
|
||||
l.literal = append(l.literal, l.rune)
|
||||
l.readRune()
|
||||
}
|
||||
}
|
||||
|
||||
func (l *lexer) NextTok() bool {
|
||||
l.literal = l.literal[:0]
|
||||
|
||||
switch l.rune {
|
||||
case 'm':
|
||||
l.loadString("mul")
|
||||
l.token = "TokMUL"
|
||||
if string(l.literal) != "mul" {
|
||||
l.token = "TokILLEGAL"
|
||||
}
|
||||
return true
|
||||
case 'd':
|
||||
l.loadString("don't")
|
||||
switch string(l.literal) {
|
||||
case "don't":
|
||||
l.token = "TokDONT"
|
||||
case "do":
|
||||
l.token = "TokDO"
|
||||
default:
|
||||
l.token = "TokILLEGAL"
|
||||
}
|
||||
return true
|
||||
|
||||
case '(':
|
||||
l.loadRune("TokLPAREN")
|
||||
return true
|
||||
case ')':
|
||||
l.loadRune("TokRPAREN")
|
||||
return true
|
||||
case ',':
|
||||
l.loadRune("TokCOMMA")
|
||||
return true
|
||||
|
||||
case -1:
|
||||
l.loadRune("TokEOF")
|
||||
return false
|
||||
default:
|
||||
if '0' <= l.rune && l.rune <= '9' {
|
||||
l.loadNumber()
|
||||
return true
|
||||
}
|
||||
}
|
||||
|
||||
l.loadRune("TokILLEGAL")
|
||||
return true
|
||||
}
|
||||
|
||||
func (l *lexer) Iter() iter.Seq2[string, string] {
|
||||
return func(yield func(string, string) bool) {
|
||||
for l.NextTok() {
|
||||
if !yield(l.token, string(l.literal)) {
|
||||
return
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
func readMul(lex *lexer) int {
|
||||
if lex.token != "TokMUL" || string(lex.literal) != "mul" {
|
||||
return 0
|
||||
}
|
||||
|
||||
var a, b = -1, -1
|
||||
if !lex.NextTok() || lex.token != "TokLPAREN" {
|
||||
return 0
|
||||
}
|
||||
|
||||
if !lex.NextTok() || lex.token != "TokNUMBER" {
|
||||
return 0
|
||||
}
|
||||
a = aoc.Atoi(string(lex.literal))
|
||||
|
||||
if !lex.NextTok() || lex.token != "TokCOMMA" {
|
||||
return 0
|
||||
}
|
||||
|
||||
if !lex.NextTok() || lex.token != "TokNUMBER" {
|
||||
return 0
|
||||
}
|
||||
b = aoc.Atoi(string(lex.literal))
|
||||
|
||||
if !lex.NextTok() || lex.token != "TokRPAREN" {
|
||||
return 0
|
||||
}
|
||||
return a * b
|
||||
}
|
||||
|
||||
func readDont(lex *lexer) bool {
|
||||
if lex.token != "TokDONT" || string(lex.literal) != "don't" {
|
||||
return false
|
||||
}
|
||||
if !lex.NextTok() || lex.token != "TokLPAREN" {
|
||||
return false
|
||||
}
|
||||
if !lex.NextTok() || lex.token != "TokRPAREN" {
|
||||
return false
|
||||
}
|
||||
return true
|
||||
}
|
||||
|
||||
func readDo(lex *lexer) bool {
|
||||
if lex.token != "TokDO" || string(lex.literal) != "do" {
|
||||
return false
|
||||
}
|
||||
if !lex.NextTok() || lex.token != "TokLPAREN" {
|
||||
return false
|
||||
}
|
||||
if !lex.NextTok() || lex.token != "TokRPAREN" {
|
||||
return false
|
||||
}
|
||||
return true
|
||||
}
|
||||
@@ -1,45 +0,0 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"bytes"
|
||||
"testing"
|
||||
|
||||
_ "embed"
|
||||
|
||||
"github.com/matryer/is"
|
||||
)
|
||||
|
||||
//go:embed example.txt
|
||||
var example []byte
|
||||
//go:embed example2.txt
|
||||
var example2 []byte
|
||||
|
||||
//go:embed input.txt
|
||||
var input []byte
|
||||
|
||||
func TestExample(t *testing.T) {
|
||||
is := is.New(t)
|
||||
|
||||
result, err := run(bytes.NewReader(example))
|
||||
is.NoErr(err)
|
||||
|
||||
t.Log(result)
|
||||
is.Equal(result.valuePT1, 161)
|
||||
|
||||
result, err = run(bytes.NewReader(example2))
|
||||
is.NoErr(err)
|
||||
is.Equal(result.valuePT1, 161)
|
||||
is.Equal(result.valuePT2, 48)
|
||||
}
|
||||
|
||||
func TestSolution(t *testing.T) {
|
||||
is := is.New(t)
|
||||
|
||||
result, err := run(bytes.NewReader(input))
|
||||
is.NoErr(err)
|
||||
|
||||
t.Log(result)
|
||||
is.True(result.valuePT1 < 186942148) // first attempt too high
|
||||
is.Equal(result.valuePT1, 184122457)
|
||||
is.Equal(result.valuePT2, 107862689)
|
||||
}
|
||||
260
aoc_test.go
260
aoc_test.go
@@ -1,260 +0,0 @@
|
||||
package aoc_test
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"sort"
|
||||
"testing"
|
||||
|
||||
"github.com/matryer/is"
|
||||
aoc "go.sour.is/advent-of-code"
|
||||
)
|
||||
|
||||
func TestList(t *testing.T) {
|
||||
is := is.New(t)
|
||||
|
||||
lis := aoc.NewList[int](nil)
|
||||
lis.Add(5, 0)
|
||||
|
||||
a, _ := lis.Head().Value()
|
||||
|
||||
is.Equal(a, 5)
|
||||
}
|
||||
|
||||
func TestPriorityQueue(t *testing.T) {
|
||||
is := is.New(t)
|
||||
|
||||
type elem [2]int
|
||||
less := func(b, a *elem) bool {
|
||||
return (*a)[0] < (*b)[0]
|
||||
}
|
||||
|
||||
pq := aoc.PriorityQueue(less)
|
||||
|
||||
pq.Insert(&elem{1, 4})
|
||||
pq.Insert(&elem{3, 2})
|
||||
pq.Insert(&elem{2, 3})
|
||||
pq.Insert(&elem{4, 1})
|
||||
|
||||
v := pq.ExtractMin()
|
||||
is.True(v != nil)
|
||||
is.Equal(v, &elem{4, 1})
|
||||
|
||||
v = pq.ExtractMin()
|
||||
is.True(v != nil)
|
||||
is.Equal(v, &elem{3, 2})
|
||||
|
||||
v = pq.ExtractMin()
|
||||
is.True(v != nil)
|
||||
is.Equal(v, &elem{2, 3})
|
||||
|
||||
v = pq.ExtractMin()
|
||||
is.True(v != nil)
|
||||
is.Equal(v, &elem{1, 4})
|
||||
|
||||
v = pq.ExtractMin()
|
||||
is.True(v == nil)
|
||||
}
|
||||
|
||||
func ExamplePriorityQueue() {
|
||||
type memo struct {
|
||||
pt int
|
||||
score int
|
||||
}
|
||||
less := func(a, b *memo) bool { return a.score < b.score }
|
||||
|
||||
adj := map[int][][2]int{
|
||||
0: {{1, 2}, {2, 6}},
|
||||
1: {{3, 5}},
|
||||
2: {{3, 8}},
|
||||
3: {{4, 10}, {5, 15}},
|
||||
4: {{6, 2}},
|
||||
5: {{6, 6}},
|
||||
}
|
||||
|
||||
pq := aoc.PriorityQueue(less)
|
||||
visited := aoc.NewSet([]int{}...)
|
||||
dist := aoc.DefaultMap[int](int(^uint(0) >> 1))
|
||||
|
||||
dist.Set(0, 0)
|
||||
pq.Insert(&memo{0, 0})
|
||||
|
||||
for !pq.IsEmpty() {
|
||||
m := pq.ExtractMin()
|
||||
|
||||
u := m.pt
|
||||
if visited.Has(u) {
|
||||
continue
|
||||
}
|
||||
visited.Add(u)
|
||||
|
||||
du, _ := dist.Get(u)
|
||||
|
||||
for _, edge := range adj[u] {
|
||||
v, w := edge[0], edge[1]
|
||||
dv, _ := dist.Get(v)
|
||||
|
||||
if !visited.Has(v) && du+w < dv {
|
||||
dist.Set(v, du+w)
|
||||
pq.Insert(&memo{v, du + w})
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
items := dist.Items()
|
||||
sort.Slice(items, func(i, j int) bool { return items[i].K < items[j].K })
|
||||
for _, v := range items {
|
||||
fmt.Printf("point %d is %d steps away.\n", v.K, v.V)
|
||||
}
|
||||
|
||||
// Output:
|
||||
// point 0 is 0 steps away.
|
||||
// point 1 is 2 steps away.
|
||||
// point 2 is 6 steps away.
|
||||
// point 3 is 7 steps away.
|
||||
// point 4 is 17 steps away.
|
||||
// point 5 is 22 steps away.
|
||||
// point 6 is 19 steps away.
|
||||
}
|
||||
|
||||
|
||||
func ExampleFibHeap() {
|
||||
type memo struct {
|
||||
pt int
|
||||
score int
|
||||
}
|
||||
less := func(a, b *memo) bool { return (*a).score < (*b).score }
|
||||
|
||||
adj := map[int][][2]int{
|
||||
0: {{1, 2}, {2, 6}},
|
||||
1: {{3, 5}},
|
||||
2: {{3, 8}},
|
||||
3: {{4, 10}, {5, 15}},
|
||||
4: {{6, 2}},
|
||||
5: {{6, 6}},
|
||||
}
|
||||
|
||||
pq := aoc.FibHeap(less)
|
||||
visited := aoc.NewSet([]int{}...)
|
||||
dist := aoc.DefaultMap[int](int(^uint(0) >> 1))
|
||||
|
||||
dist.Set(0, 0)
|
||||
pq.Insert(&memo{0, 0})
|
||||
|
||||
for !pq.IsEmpty() {
|
||||
m := pq.ExtractMin()
|
||||
|
||||
u := m.pt
|
||||
if visited.Has(u) {
|
||||
continue
|
||||
}
|
||||
visited.Add(u)
|
||||
|
||||
du, _ := dist.Get(u)
|
||||
|
||||
for _, edge := range adj[u] {
|
||||
v, w := edge[0], edge[1]
|
||||
dv, _ := dist.Get(v)
|
||||
|
||||
if !visited.Has(v) && du+w < dv {
|
||||
dist.Set(v, du+w)
|
||||
pq.Insert(&memo{v, du + w})
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
items := dist.Items()
|
||||
sort.Slice(items, func(i, j int) bool { return items[i].K < items[j].K })
|
||||
for _, v := range items {
|
||||
fmt.Printf("point %d is %d steps away.\n", v.K, v.V)
|
||||
}
|
||||
|
||||
// Output:
|
||||
// point 0 is 0 steps away.
|
||||
// point 1 is 2 steps away.
|
||||
// point 2 is 6 steps away.
|
||||
// point 3 is 7 steps away.
|
||||
// point 4 is 17 steps away.
|
||||
// point 5 is 22 steps away.
|
||||
// point 6 is 19 steps away.
|
||||
}
|
||||
|
||||
func TestFibHeap(t *testing.T) {
|
||||
is := is.New(t)
|
||||
|
||||
type elem [2]int
|
||||
less := func(a, b *elem) bool {
|
||||
return (*a)[0] < (*b)[0]
|
||||
}
|
||||
|
||||
pq := aoc.FibHeap(less)
|
||||
|
||||
pq.Insert(&elem{1, 4})
|
||||
pq.Insert(&elem{3, 2})
|
||||
pq.Insert(&elem{2, 3})
|
||||
pq.Insert(&elem{4, 1})
|
||||
|
||||
v := pq.ExtractMin()
|
||||
is.True(v != nil)
|
||||
is.Equal(v, &elem{1, 4})
|
||||
|
||||
pq.Insert(&elem{5, 8})
|
||||
pq.Insert(&elem{6, 7})
|
||||
pq.Insert(&elem{7, 6})
|
||||
pq.Insert(&elem{8, 5})
|
||||
|
||||
v = pq.ExtractMin()
|
||||
is.True(v != nil)
|
||||
is.Equal(v, &elem{2, 3})
|
||||
|
||||
v = pq.ExtractMin()
|
||||
is.True(v != nil)
|
||||
is.Equal(v, &elem{3, 2})
|
||||
|
||||
v = pq.ExtractMin()
|
||||
is.True(v != nil)
|
||||
is.Equal(v, &elem{4, 1})
|
||||
|
||||
v = pq.ExtractMin()
|
||||
is.True(v != nil)
|
||||
is.Equal(v, &elem{5, 8})
|
||||
|
||||
m := aoc.FibHeap(less)
|
||||
m.Insert(&elem{1, 99})
|
||||
m.Insert(&elem{12, 9})
|
||||
m.Insert(&elem{11, 10})
|
||||
m.Insert(&elem{10, 11})
|
||||
m.Insert(&elem{9, 12})
|
||||
|
||||
pq.Merge(m)
|
||||
|
||||
v = pq.Find(func(t *elem) bool {
|
||||
return (*t)[0] == 6
|
||||
})
|
||||
is.Equal(v, &elem{6, 7})
|
||||
|
||||
v = pq.Find(func(t *elem) bool {
|
||||
return (*t)[0] == 12
|
||||
})
|
||||
is.Equal(v, &elem{12, 9})
|
||||
|
||||
v = pq.ExtractMin()
|
||||
is.True(v != nil)
|
||||
is.Equal(v, &elem{1, 99})
|
||||
|
||||
pq.DecreaseKey(
|
||||
func(t *elem) bool { return t[0] == 12 },
|
||||
func(t *elem) { t[0] = 3 },
|
||||
)
|
||||
|
||||
v = pq.ExtractMin()
|
||||
is.True(v != nil)
|
||||
is.Equal(v, &elem{3, 9})
|
||||
|
||||
var keys []int
|
||||
for !pq.IsEmpty() {
|
||||
v := pq.ExtractMin()
|
||||
fmt.Println(v)
|
||||
keys = append(keys, v[0])
|
||||
}
|
||||
is.Equal(keys, []int{6, 7, 8, 9, 10, 11})
|
||||
}
|
||||
@@ -30,6 +30,7 @@ func TestExample1(t *testing.T) {
|
||||
is.Equal(result.sum, 142)
|
||||
}
|
||||
|
||||
|
||||
func TestExample2(t *testing.T) {
|
||||
is := is.New(t)
|
||||
scan := bufio.NewScanner(bytes.NewReader(example2))
|
||||
@@ -4,7 +4,6 @@ import (
|
||||
"bufio"
|
||||
_ "embed"
|
||||
"fmt"
|
||||
"slices"
|
||||
"strings"
|
||||
|
||||
aoc "go.sour.is/advent-of-code"
|
||||
@@ -63,7 +62,7 @@ func run(scan *bufio.Scanner) (*result, error) {
|
||||
func(i int, v int, counts [3]int) [3]int {
|
||||
counts[v]++
|
||||
return counts
|
||||
}, [3]int{}, slices.Values(maps.Values(memo)))
|
||||
}, [3]int{}, maps.Values(memo)...)
|
||||
|
||||
// fmt.Println(i, counts)
|
||||
i = 1_000_000_000 - (1_000_000_000-counts[0]-counts[1])%counts[2]
|
||||
@@ -36,10 +36,11 @@ func TestSolution(t *testing.T) {
|
||||
is.NoErr(err)
|
||||
|
||||
t.Log(result)
|
||||
is.True(result.valuePT2 < 87286) // first submission
|
||||
is.True(result.valuePT2 < 87292) // second submission
|
||||
is.True(result.valuePT2 < 87287) // third submission
|
||||
is.True(result.valuePT2 < 87286) // first submission
|
||||
is.True(result.valuePT2 < 87292) // second submission
|
||||
is.True(result.valuePT2 < 87287) // third submission
|
||||
|
||||
is.Equal(result.valuePT1, 110407)
|
||||
is.Equal(result.valuePT2, 87273)
|
||||
}
|
||||
|
||||
@@ -32,14 +32,14 @@ func run(scan *bufio.Scanner) (*result, error) {
|
||||
r.valuePT1 = aoc.Reduce(func(i int, t string, sum int) int {
|
||||
sum += hash(t)
|
||||
return sum
|
||||
}, 0, slices.Values(ops))
|
||||
}, 0, ops...)
|
||||
}
|
||||
|
||||
var boxen boxes
|
||||
|
||||
boxen = aoc.Reduce(func(i int, op string, b boxes) boxes {
|
||||
return b.Op(op)
|
||||
}, boxen, slices.Values(ops))
|
||||
}, boxen, ops...)
|
||||
|
||||
r.valuePT2 = boxen.Sum()
|
||||
|
||||
Some files were not shown because too many files have changed in this diff Show More
Reference in New Issue
Block a user