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6
README.md.sig
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-----BEGIN SSH SIGNATURE-----
U1NIU0lHAAAAAQAAADMAAAALc3NoLWVkMjU1MTkAAAAgZ+OuJYdd3UiUbyBuO1RlsQR20a
Qm5mKneuMxRjGo3zkAAAAEZmlsZQAAAAAAAAAGc2hhNTEyAAAAUwAAAAtzc2gtZWQyNTUx
OQAAAED8T4C6WILXYZ1KxqDIlVhlrAEjr1Vc+tn8ypcVM3bN7iOexVvuUuvm90nr8eEwKU
acrdDxmq2S+oysQbK+pMUE
-----END SSH SIGNATURE-----

11
aoc2023/day21/example.txt
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...........
.....###.#.
.###.##..#.
..#.#...#..
....#.#....
.##..S####.
.##..#...#.
.......##..
.##.#.####.
.##..##.##.
...........

131
aoc2023/day21/input.txt
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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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......#........#..#...#............#..............#............#......##.....#.................................#......#.#.....#....
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........#.............#..#......##..................#.............#..#...#.#.....#...#...............#........................#....
....#...............#..........#....#...........................#....##.##...................#.#.......#...#.##....#........##..#..
......#.....#..#..........###...#.................####.###..........#...........#..........#......#............................#...
.#...#......#........#..#............##...............#.##......#...#.....#....................#.........#............#...#........
................##...................#.##..............#...#..#.......#.......###........#..#..#........#...##.....................
..............#....#..#..#.............##..............#................................#.....#..#....###.##..............#........
..#..............#........................................#..........#.....#..................#............#..#....................
.........#...#.....#...#...##...........#.###............##...#........#......................##......#....#.......#...............
....#....#.....#.......#......................................#.#.#....#..#..#..........#...................#........#...#.........
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...#.#.....#..........#.#............#..#..........................##.............#....#.......#.#...#...#....................#.#..
............##.#............#....#....#....#..##...#...............................#...#...#.........#.......................##.##.
....#.#...............#...#.......#............#..#...........................#..............#..........#....#...#...#..#...#....#.
.......#..#..#.#..#......#..........................#...............#.........#...........#................#..#...#................
...#..#...#.....#.#.......#....................................................#........#..........#.#...#......#..........#.......
..#...#.......#..#..............#.#...#.....#...#....#............#..........##...#.........##.............#.......................
...#.............#...#....#...#.....#.#.#..............#..........#........#........##...........#..#.#......................#.....
.#.......#.................#...............#..........#.....................#.....#............#......##....#.....#...#....###.....
...##...........#..........#.#........#............#..#.#........................#.....##............#...##.#.......#.##....#......
...........#........#...........#.......#......#...#.....#............................#........#..#................#...#....##.....
...##.##.........#.####..#............#..#.....#.......................#......#..........#.#..#.#....##........#....#.....#..#..##.
...................................................................................................................................

99
aoc2023/day21/main.go
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@ -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)
}

41
aoc2023/day21/main_test.go
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@ -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)
}

13
aoc2023/day25/example.txt
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@ -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

1261
aoc2023/day25/input.txt
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File diff suppressed because it is too large Load Diff

63
aoc2023/day25/main.go
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@ -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++
}
}
}

41
aoc2023/day25/main_test.go
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@ -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, 50)
is.Equal(result.valuePT2, 0)
}
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, 0)
is.Equal(result.valuePT2, 0)
}

0
aoc2024/day01/example.txt
View File

0
aoc2024/day01/input.txt
View File

30
aoc2024/day01/main.go
View File

@ -1,30 +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) {
for scan.Scan() {
_ = scan.Text()
}
return &result{}, nil
}

41
aoc2024/day01/main_test.go
View File

@ -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, 0)
is.Equal(result.valuePT2, 0)
}
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, 0)
is.Equal(result.valuePT2, 0)
}

121
aoc_test.go
View File

@ -9,6 +9,67 @@ import (
aoc "go.sour.is/advent-of-code" aoc "go.sour.is/advent-of-code"
) )
func TestReverse(t *testing.T) {
is := is.New(t)
is.Equal(aoc.Reverse([]int{1, 2, 3, 4}), []int{4, 3, 2, 1})
}
func TestLCM(t *testing.T) {
is := is.New(t)
is.Equal(aoc.LCM([]int{}...), 0)
is.Equal(aoc.LCM(5), 5)
is.Equal(aoc.LCM(5, 3), 15)
is.Equal(aoc.LCM(5, 3, 2), 30)
}
func TestReadStringToInts(t *testing.T) {
is := is.New(t)
is.Equal(aoc.ReadStringToInts([]string{"1", "2", "3"}), []int{1, 2, 3})
}
func TestRepeat(t *testing.T) {
is := is.New(t)
is.Equal(aoc.Repeat(5, 3), []int{5, 5, 5})
}
func TestPower2(t *testing.T) {
is := is.New(t)
is.Equal(aoc.Power2(0), 1)
is.Equal(aoc.Power2(1), 2)
is.Equal(aoc.Power2(2), 4)
}
func TestABS(t *testing.T) {
is := is.New(t)
is.Equal(aoc.ABS(1), 1)
is.Equal(aoc.ABS(0), 0)
is.Equal(aoc.ABS(-1), 1)
}
func TestTranspose(t *testing.T) {
is := is.New(t)
is.Equal(
aoc.Transpose(
[][]int{
{1, 1},
{0, 0},
{1, 1},
},
),
[][]int{
{1, 0, 1},
{1, 0, 1},
},
)
}
func TestList(t *testing.T) { func TestList(t *testing.T) {
is := is.New(t) is := is.New(t)
@ -55,6 +116,24 @@ func TestPriorityQueue(t *testing.T) {
is.True(v == nil) is.True(v == nil)
} }
func TestSet(t *testing.T) {
is := is.New(t)
s := aoc.Set(1, 2, 3)
is.True(!s.Has(0))
is.True(s.Has(1))
is.True(s.Has(2))
is.True(s.Has(3))
is.True(!s.Has(4))
s.Add(4)
is.True(s.Has(4))
items := s.Items()
sort.Ints(items)
is.Equal(items, []int{1, 2, 3, 4})
}
func ExamplePriorityQueue() { func ExamplePriorityQueue() {
type memo struct { type memo struct {
pt int pt int
@ -72,7 +151,7 @@ func ExamplePriorityQueue() {
} }
pq := aoc.PriorityQueue(less) pq := aoc.PriorityQueue(less)
visited := aoc.NewSet([]int{}...) visited := aoc.Set([]int{}...)
dist := aoc.DefaultMap[int](int(^uint(0) >> 1)) dist := aoc.DefaultMap[int](int(^uint(0) >> 1))
dist.Set(0, 0) dist.Set(0, 0)
@ -116,6 +195,44 @@ func ExamplePriorityQueue() {
// point 6 is 19 steps away. // point 6 is 19 steps away.
} }
func TestStack(t *testing.T) {
is := is.New(t)
s := aoc.Stack(1, 2, 3, 4)
is.True(!s.IsEmpty())
is.Equal(s.Pop(), 4)
is.Equal(s.Pop(), 3)
is.Equal(s.Pop(), 2)
is.Equal(s.Pop(), 1)
is.True(s.IsEmpty())
s.Push(4, 3, 2, 1)
is.True(!s.IsEmpty())
is.Equal(s.Pop(), 1)
is.Equal(s.Pop(), 2)
is.Equal(s.Pop(), 3)
is.Equal(s.Pop(), 4)
is.True(s.IsEmpty())
}
func TestGraph(t *testing.T) {
is := is.New(t)
var adjacencyList = map[int][]int{
2: {3, 5, 1},
1: {2, 4},
3: {6, 2},
4: {1, 5, 7},
5: {2, 6, 8, 4},
6: {3, 0, 9, 5},
7: {4, 8},
8: {5, 9, 7},
9: {6, 0, 8},
}
g := aoc.Graph(aoc.WithAdjacencyList[int, int](adjacencyList))
is.Equal(g.Neighbors(1), []int{2, 4})
is.Equal(map[int][]int(g.AdjacencyList()), adjacencyList)
}
func ExampleFibHeap() { func ExampleFibHeap() {
type memo struct { type memo struct {
@ -134,7 +251,7 @@ func ExampleFibHeap() {
} }
pq := aoc.FibHeap(less) pq := aoc.FibHeap(less)
visited := aoc.NewSet([]int{}...) visited := aoc.Set([]int{}...)
dist := aoc.DefaultMap[int](int(^uint(0) >> 1)) dist := aoc.DefaultMap[int](int(^uint(0) >> 1))
dist.Set(0, 0) dist.Set(0, 0)

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