chore: add day 1 and 2
This commit is contained in:
commit
e97f9ce4e7
GPG Key ID:
8B3B0604F164E04F
1
.gitignore
vendored
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1
.gitignore
vendored
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@ -0,0 +1 @@
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.vscode
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1000
day01/input.txt
Normal file
1000
day01/input.txt
Normal file
File diff suppressed because it is too large
Load Diff
139
day01/main.go
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139
day01/main.go
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package main
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import (
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"bufio"
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"bytes"
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_ "embed"
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"fmt"
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"strings"
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)
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//go:embed input.txt
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var input []byte
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func main() {
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buf := bytes.NewReader(input)
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scan := bufio.NewScanner(buf)
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sum := 0
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for scan.Scan() {
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var first, last int
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orig := scan.Text()
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_ = orig
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text := scan.Text()
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slice := make([]rune, 5)
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for i := range text {
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copy(slice, []rune(text[i:]))
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switch {
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case slice[0] >= '0' && slice[0] <= '9':
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first = int(slice[0] - '0')
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case strings.HasPrefix(string(slice), "one"):
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first = 1
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case strings.HasPrefix(string(slice), "two"):
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first = 2
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case strings.HasPrefix(string(slice), "three"):
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first = 3
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case strings.HasPrefix(string(slice), "four"):
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first = 4
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case strings.HasPrefix(string(slice), "five"):
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first = 5
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case strings.HasPrefix(string(slice), "six"):
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first = 6
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case strings.HasPrefix(string(slice), "seven"):
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first = 7
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case strings.HasPrefix(string(slice), "eight"):
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first = 8
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case strings.HasPrefix(string(slice), "nine"):
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first = 9
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}
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if first != 0 {
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break
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}
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}
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text = string(reverse([]rune(text)))
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for i := range text {
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copy(slice, []rune(text[i:]))
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slice = reverse(slice)
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switch {
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case slice[4] >= '0' && slice[4] <= '9':
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last = int(slice[4] - '0')
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case strings.HasSuffix(string(slice), "one"):
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last = 1
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case strings.HasSuffix(string(slice), "two"):
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last = 2
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case strings.HasSuffix(string(slice), "three"):
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last = 3
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case strings.HasSuffix(string(slice), "four"):
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last = 4
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case strings.HasSuffix(string(slice), "five"):
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last = 5
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case strings.HasSuffix(string(slice), "six"):
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last = 6
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case strings.HasSuffix(string(slice), "seven"):
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last = 7
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case strings.HasSuffix(string(slice), "eight"):
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last = 8
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case strings.HasSuffix(string(slice), "nine"):
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last = 9
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}
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if last != 0 {
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break
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}
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}
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sum += first*10 + last
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}
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if err := scan.Err(); err != nil {
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panic(err)
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}
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fmt.Println(sum)
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}
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func reverse[T any](arr []T) []T{
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for i := 0; i < len(arr)/2; i++ {
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arr[i], arr[len(arr)-i-1] = arr[len(arr)-i-1], arr[i]
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}
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return arr
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}
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// type sorter[T rune | int] []T
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// func (s sorter[T]) Less(i, j int) bool { return s[i] < s[j] }
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// func (s sorter[T]) Len() int { return len(s) }
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// func (s sorter[T]) Swap(i, j int) { s[i], s[j] = s[j], s[i] }
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/*
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0
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1
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2
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3
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4
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5
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6
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7
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8
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9
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one
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two
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three
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four
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five
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six
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seven
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eight
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nine
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ten
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*/
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5
day02/example.txt
Normal file
5
day02/example.txt
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@ -0,0 +1,5 @@
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Game 1: 3 blue, 4 red; 1 red, 2 green, 6 blue; 2 green
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Game 2: 1 blue, 2 green; 3 green, 4 blue, 1 red; 1 green, 1 blue
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Game 3: 8 green, 6 blue, 20 red; 5 blue, 4 red, 13 green; 5 green, 1 red
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Game 4: 1 green, 3 red, 6 blue; 3 green, 6 red; 3 green, 15 blue, 14 red
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Game 5: 6 red, 1 blue, 3 green; 2 blue, 1 red, 2 green
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100
day02/input.txt
Normal file
100
day02/input.txt
Normal file
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@ -0,0 +1,100 @@
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Game 1: 1 green, 6 red, 4 blue; 2 blue, 6 green, 7 red; 3 red, 4 blue, 6 green; 3 green; 3 blue, 2 green, 1 red
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Game 2: 2 blue, 4 red, 7 green; 17 red, 3 blue, 2 green; 3 green, 14 red, 1 blue
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Game 3: 12 blue, 3 red, 1 green; 8 blue, 9 red; 1 blue, 1 green, 9 red; 4 blue, 1 green, 9 red
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Game 4: 2 red, 10 green, 5 blue; 11 blue, 4 green; 6 green, 7 blue, 2 red; 4 blue, 9 green; 6 green, 1 red, 5 blue
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Game 5: 10 green, 5 blue, 5 red; 10 blue, 13 green; 2 red, 12 blue; 9 green, 9 red
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Game 6: 2 red, 3 green; 1 blue, 15 red, 2 green; 1 green, 7 red
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Game 7: 16 blue, 4 green, 9 red; 6 red, 2 blue, 12 green; 2 red, 5 green, 14 blue; 11 blue, 13 red; 10 blue, 3 red, 17 green; 1 green, 12 blue
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Game 8: 14 red, 12 green, 1 blue; 5 blue, 7 green, 12 red; 8 green, 1 red, 8 blue; 8 blue, 2 green, 15 red; 9 blue, 12 red, 10 green; 4 blue, 15 red, 1 green
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Game 9: 2 red, 7 green, 5 blue; 1 red, 5 blue, 13 green; 5 blue
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Game 10: 4 red, 1 green, 4 blue; 7 green, 8 blue, 4 red; 9 green, 3 red, 8 blue; 5 red, 2 green, 7 blue
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Game 11: 4 green, 1 blue, 1 red; 3 green, 3 red, 1 blue; 3 green, 1 red, 1 blue
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Game 12: 7 red, 6 green, 12 blue; 6 blue, 8 green, 3 red; 12 green, 5 blue, 4 red; 3 red, 16 blue, 8 green; 12 red, 11 green, 6 blue
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Game 13: 2 green, 5 red, 12 blue; 8 green, 12 red, 4 blue; 6 blue, 7 green, 13 red
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Game 14: 1 blue, 7 green, 5 red; 1 blue, 8 green, 6 red; 3 green, 1 blue, 4 red
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Game 15: 11 red, 8 blue, 1 green; 11 red, 1 green; 3 green, 8 red, 2 blue; 4 blue, 11 red, 1 green; 5 blue, 5 red, 2 green
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Game 16: 18 green, 4 blue, 2 red; 5 blue, 11 green, 10 red; 8 red, 2 blue, 14 green; 8 red, 7 blue, 1 green; 3 red, 5 blue, 17 green; 6 blue, 5 green, 11 red
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Game 17: 3 blue, 3 red, 7 green; 4 blue, 1 red, 2 green; 5 blue, 3 green, 3 red
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Game 18: 2 blue, 2 red, 1 green; 4 blue, 2 red, 7 green; 10 blue, 4 red, 3 green; 5 blue, 3 red, 2 green; 4 green, 3 red, 4 blue; 3 green, 5 red, 5 blue
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Game 19: 2 red, 1 green, 1 blue; 8 red, 8 blue, 10 green; 16 green, 5 blue, 2 red; 4 red, 9 green
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Game 20: 12 red, 1 blue, 1 green; 4 blue, 2 green, 2 red; 3 blue; 5 red, 8 green; 14 red, 4 blue, 6 green
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Game 21: 9 red, 7 green, 1 blue; 5 green, 17 red, 11 blue; 14 red, 7 blue, 10 green; 7 green, 7 red, 10 blue; 6 blue, 6 green, 17 red; 16 red, 13 green, 7 blue
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Game 22: 4 blue, 1 red; 1 green, 8 blue; 1 green; 6 blue, 1 red
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Game 23: 13 red, 7 blue, 1 green; 4 green, 2 blue, 7 red; 4 green, 10 blue, 12 red
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Game 24: 9 green, 10 blue; 2 blue, 4 green, 4 red; 9 green, 1 red, 9 blue; 4 green, 5 red, 12 blue
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Game 25: 4 red, 1 green; 10 green, 6 red, 4 blue; 4 red, 1 blue, 7 green; 10 green, 3 red, 7 blue
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Game 26: 8 red, 1 green, 2 blue; 5 green, 5 red; 6 green, 19 red; 11 red, 2 blue, 8 green; 13 red, 2 blue, 5 green; 15 red, 2 blue, 10 green
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Game 27: 17 blue, 1 green; 2 red, 12 blue, 11 green; 16 green, 16 blue; 18 green, 4 blue; 10 blue, 1 red, 8 green
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Game 28: 5 red, 1 green, 1 blue; 3 blue, 8 green, 4 red; 6 green, 2 red, 2 blue
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Game 29: 3 green, 12 red, 11 blue; 2 green, 15 red, 8 blue; 13 red, 4 green; 17 red, 9 blue, 5 green
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Game 30: 10 green; 4 blue, 1 green; 2 blue, 2 red, 7 green; 5 green, 4 blue, 1 red; 4 red, 10 green, 1 blue
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Game 31: 15 blue, 2 red; 17 blue, 2 green; 19 blue, 6 red
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Game 32: 1 green, 7 red; 8 red, 1 blue; 5 red, 1 blue, 11 green; 3 blue, 17 red
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Game 33: 11 red, 9 green, 1 blue; 3 green, 8 blue; 10 red, 4 green, 8 blue; 6 red, 9 blue, 17 green; 15 green, 10 red, 4 blue; 1 red, 2 blue, 7 green
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Game 34: 13 red, 6 green; 6 red, 14 green, 2 blue; 3 red, 19 green; 9 green, 9 red
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Game 35: 7 green, 3 red; 12 green, 7 blue; 13 green, 7 red, 6 blue; 3 blue, 12 red
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Game 36: 6 blue, 11 green, 14 red; 3 blue, 12 green, 4 red; 18 red, 1 blue; 7 red, 9 green, 6 blue
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Game 37: 3 red, 16 blue, 6 green; 2 green, 7 blue; 8 blue, 3 red
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Game 38: 16 blue, 3 green, 14 red; 8 red, 15 blue; 17 red, 15 blue, 4 green; 1 green, 11 blue, 17 red; 3 green, 10 blue, 17 red
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Game 39: 1 green, 2 red, 5 blue; 12 blue, 12 green; 3 blue, 1 red
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Game 40: 1 red, 2 blue, 1 green; 7 green, 1 red, 6 blue; 8 blue, 1 red, 6 green; 12 blue, 1 red, 3 green; 4 green, 8 blue
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Game 41: 2 red, 2 blue, 5 green; 5 red, 8 blue; 4 green, 4 blue; 1 red, 11 blue
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Game 42: 1 red, 3 green, 13 blue; 13 blue, 7 green; 13 green; 1 red, 3 blue, 4 green; 13 blue, 7 green
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Game 43: 3 red, 4 green; 7 red, 11 blue, 3 green; 3 green, 12 red, 7 blue; 9 blue, 5 green
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Game 44: 4 blue, 9 red, 2 green; 10 blue, 5 red, 2 green; 9 red, 9 blue, 1 green; 8 blue, 2 green, 14 red; 3 blue, 3 green, 6 red; 4 blue, 3 green, 14 red
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Game 45: 1 red, 2 green, 2 blue; 2 green, 1 red; 1 green, 2 blue; 1 green, 1 red, 2 blue; 2 red, 2 blue, 1 green
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Game 46: 1 green, 3 red, 3 blue; 6 green, 2 blue, 4 red; 1 green, 3 blue, 1 red; 3 green, 1 blue, 5 red; 6 green; 1 red, 1 green, 2 blue
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Game 47: 18 green, 1 red, 7 blue; 6 blue, 19 green, 1 red; 5 blue, 7 green, 1 red; 1 red, 5 blue, 16 green; 15 green, 3 blue
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Game 48: 4 green, 8 blue, 8 red; 13 green, 5 red, 12 blue; 9 red, 6 blue, 10 green; 18 green, 3 blue, 4 red; 2 blue, 9 red, 8 green
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Game 49: 9 blue, 5 red, 9 green; 5 blue, 11 green, 5 red; 12 green, 6 blue
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Game 50: 13 red, 8 green, 3 blue; 2 red, 11 green, 3 blue; 16 red, 7 green; 3 blue, 11 green, 15 red; 10 red, 2 blue, 5 green; 7 green, 2 blue, 4 red
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Game 51: 2 red, 1 green, 3 blue; 2 green, 11 red, 17 blue; 2 red, 3 green, 6 blue; 4 red, 3 green, 6 blue; 13 red, 12 blue
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Game 52: 1 blue, 5 green; 20 green, 6 blue; 9 blue, 6 green; 11 green, 1 red; 1 green, 1 red, 1 blue
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Game 53: 8 red, 6 blue; 6 blue, 6 red, 2 green; 5 blue, 2 green, 3 red; 3 green, 3 blue; 4 green, 5 red, 1 blue
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Game 54: 4 blue, 1 red, 3 green; 4 green, 10 blue, 9 red; 7 red, 3 blue, 3 green; 9 green, 9 red, 1 blue; 9 blue, 6 red, 7 green; 6 blue, 7 green, 9 red
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Game 55: 15 red, 1 blue, 6 green; 11 blue, 3 red; 9 blue, 3 red, 1 green
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Game 56: 8 green, 8 red, 9 blue; 8 red, 8 green, 1 blue; 7 red, 10 green, 4 blue; 10 blue, 2 green, 9 red
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Game 57: 10 red, 3 green, 2 blue; 1 red, 4 green; 7 red, 1 green, 3 blue; 12 red, 4 blue; 14 red, 5 green, 4 blue
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Game 58: 8 green, 3 blue, 7 red; 7 red, 14 blue, 5 green; 3 green, 7 red; 16 blue, 15 green; 1 red, 10 blue
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Game 59: 3 red, 13 green, 2 blue; 10 blue, 3 green, 6 red; 3 green, 2 blue; 7 green, 2 blue, 7 red; 17 green, 6 blue, 15 red
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Game 60: 2 blue, 2 red, 6 green; 11 green, 1 blue, 2 red; 1 blue, 9 green; 1 red, 4 green, 2 blue; 1 red, 2 blue, 10 green
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Game 61: 3 red, 12 blue, 1 green; 3 red, 1 green, 18 blue; 5 blue, 2 red
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Game 62: 4 red, 3 blue, 8 green; 2 blue, 8 red, 9 green; 8 blue, 15 green, 1 red
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Game 63: 14 green, 2 red, 1 blue; 7 green, 11 blue, 1 red; 7 blue, 3 red; 4 green, 10 blue, 3 red
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Game 64: 8 blue, 18 green, 2 red; 3 red, 17 green; 7 green, 1 red, 12 blue; 15 green, 2 red, 4 blue; 7 green, 8 red, 13 blue
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Game 65: 6 blue, 5 green, 2 red; 1 red, 4 green; 5 green, 1 blue; 6 blue, 3 red, 2 green; 4 blue, 5 green
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Game 66: 11 red, 9 blue, 4 green; 8 red, 8 blue; 9 red, 7 blue; 1 blue, 12 green, 4 red; 2 red, 11 blue, 10 green
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Game 67: 1 red, 4 blue, 1 green; 7 red, 1 blue; 3 green, 4 blue, 6 red; 6 green, 3 blue, 14 red; 11 red, 1 blue, 1 green; 4 green, 8 red
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Game 68: 3 red, 1 green, 2 blue; 1 red, 9 blue; 2 red, 1 green
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Game 69: 3 green, 2 blue, 2 red; 1 red, 6 green; 13 red, 2 blue, 4 green; 4 blue, 13 red, 6 green; 12 red, 2 blue
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Game 70: 15 blue, 2 green, 7 red; 3 red, 14 blue; 6 blue, 1 green; 1 red, 2 green, 4 blue; 2 green, 13 red; 12 blue, 3 red
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Game 71: 7 red, 3 blue; 1 red, 4 blue; 2 red, 5 green, 1 blue; 6 blue, 8 red, 1 green; 3 green, 7 blue, 8 red
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Game 72: 7 green; 4 green, 2 red, 8 blue; 1 blue, 5 green
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Game 73: 5 red, 5 green, 2 blue; 8 red, 1 blue, 8 green; 1 red, 3 blue, 7 green
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Game 74: 17 green, 9 blue, 4 red; 20 green, 2 red, 7 blue; 7 blue, 2 green, 4 red; 2 blue, 5 red, 20 green; 1 blue, 1 red, 12 green; 19 green, 9 blue, 3 red
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Game 75: 1 red, 8 green, 9 blue; 7 blue, 3 green, 1 red; 2 green, 1 red, 9 blue; 5 blue, 1 red, 8 green; 2 green, 1 red, 11 blue; 5 green, 1 red
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Game 76: 3 blue, 16 green, 2 red; 10 green, 3 blue, 1 red; 6 blue, 14 red, 13 green; 7 red, 2 green, 13 blue
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Game 77: 7 red, 14 green; 1 blue, 1 red; 4 red, 1 green; 7 green, 11 red
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Game 78: 1 red, 19 green; 10 green, 14 red, 1 blue; 3 green, 3 blue, 11 red; 7 blue, 1 green; 15 red, 3 green, 4 blue
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Game 79: 7 red, 7 green, 6 blue; 3 red, 7 green, 5 blue; 7 red, 8 green, 12 blue
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Game 80: 15 red, 6 blue; 1 red, 5 green, 2 blue; 1 green, 3 blue
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Game 81: 3 red, 7 blue, 7 green; 7 green, 2 blue, 4 red; 3 green, 5 blue; 9 blue, 3 red, 6 green; 6 green, 1 red, 3 blue; 8 blue, 2 green, 1 red
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Game 82: 5 red, 13 green; 3 blue, 13 green; 6 blue, 4 red, 10 green; 5 red, 1 green, 4 blue; 1 blue, 8 red; 4 red, 5 green
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Game 83: 17 red, 1 blue, 2 green; 3 green, 3 red, 2 blue; 1 red, 5 blue, 10 green; 4 blue, 9 red, 11 green
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Game 84: 13 green, 14 red, 12 blue; 14 blue, 2 red, 1 green; 4 blue, 8 red
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Game 85: 3 red, 1 blue; 6 red, 3 blue, 2 green; 5 green, 3 blue, 3 red; 3 green, 5 blue, 1 red; 1 blue, 12 red, 2 green
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Game 86: 16 blue, 17 green, 7 red; 14 blue, 13 green; 18 blue, 8 green
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Game 87: 1 blue, 1 red; 4 blue, 1 green, 4 red; 1 green, 16 red; 1 green, 12 red, 1 blue
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Game 88: 1 red, 6 green; 3 red, 2 blue, 19 green; 11 green, 2 red; 5 blue, 5 green; 5 blue, 9 green, 1 red; 2 blue, 2 red, 4 green
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Game 89: 4 green, 11 red; 8 blue, 14 red; 14 blue, 8 green, 9 red; 14 green, 15 red, 10 blue
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Game 90: 8 green, 2 red, 1 blue; 11 green, 4 blue, 2 red; 7 green, 2 blue; 13 green, 1 red
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Game 91: 1 blue, 3 green; 1 blue; 4 green, 1 blue, 1 red; 1 blue, 2 red; 1 green, 2 red; 2 red, 5 green, 2 blue
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Game 92: 16 red, 4 green, 5 blue; 9 blue, 13 green, 5 red; 13 red, 11 green, 7 blue; 11 red, 8 green, 2 blue
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Game 93: 4 blue, 3 red, 3 green; 4 blue, 2 red, 1 green; 1 green, 2 red, 2 blue; 1 green, 2 red, 2 blue; 4 green, 1 blue
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Game 94: 8 blue, 11 red, 7 green; 8 red, 6 green; 15 blue, 11 green, 2 red; 9 green, 6 red; 16 blue, 5 red, 7 green
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Game 95: 13 blue, 1 red, 10 green; 11 green, 9 blue; 6 blue
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Game 96: 1 green, 6 red; 1 red; 12 red, 1 green; 6 red, 1 blue
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Game 97: 1 red, 9 blue, 8 green; 2 green, 6 blue, 1 red; 6 green, 1 blue
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Game 98: 9 blue, 7 green, 8 red; 6 red, 11 blue, 4 green; 11 green, 9 blue, 15 red; 11 red, 6 blue, 16 green
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Game 99: 2 blue, 1 red, 9 green; 8 red, 1 blue, 1 green; 2 red, 7 green, 8 blue; 1 red, 5 green, 7 blue; 7 blue, 10 green, 9 red; 1 green, 1 blue, 1 red
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Game 100: 3 blue, 6 red, 9 green; 4 red, 3 green; 4 green, 16 red, 1 blue; 14 blue, 1 green
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104
day02/main.go
Normal file
104
day02/main.go
Normal file
|
|
@ -0,0 +1,104 @@
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package main
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import (
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"bufio"
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"bytes"
|
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_ "embed"
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"fmt"
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"strconv"
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"strings"
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)
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//go:embed input.txt
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var input []byte
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type gameResult struct {
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red, green, blue int
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}
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func main() {
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buf := bytes.NewReader(input)
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scan := bufio.NewScanner(buf)
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// only 12 red cubes, 13 green cubes, and 14 blue cubes
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maxCounts := gameResult{
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red: 12,
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green: 13,
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blue: 14,
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}
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games := [][]gameResult{}
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games = append(games, []gameResult{})
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for scan.Scan() {
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pfx, text, ok := strings.Cut(scan.Text(), ":")
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if !ok || !strings.HasPrefix(pfx, "Game") {
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continue
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}
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games = append(games, []gameResult{})
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for _, round := range strings.Split(text, ";") {
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game := gameResult{}
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for _, result := range strings.Split(round, ",") {
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ns, color, _ := strings.Cut(strings.TrimSpace(result), " ")
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n, err := strconv.Atoi(ns)
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if err != nil {
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panic(err)
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}
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switch color {
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case "red":
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game.red = n
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case "green":
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game.green = n
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case "blue":
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game.blue = n
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}
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}
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games[len(games)-1] = append(games[len(games)-1], game)
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}
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}
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fmt.Println(games)
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fmt.Println(len(games))
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sum := 0
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||||
powerSum := 0
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for i, game := range games {
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if i == 0 {
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continue
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}
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mins := gameResult{}
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ok := true
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for _, round := range game {
|
||||
mins.red = max(mins.red, round.red)
|
||||
mins.green = max(mins.green, round.green)
|
||||
mins.blue = max(mins.blue, round.blue)
|
||||
|
||||
if maxCounts.red < round.red {
|
||||
fmt.Println("game", i, round, "too many red", round.red)
|
||||
ok = false
|
||||
} else if maxCounts.blue < round.blue {
|
||||
fmt.Println("game", i, round, "too many blue", round.blue)
|
||||
ok = false
|
||||
} else if maxCounts.green < round.green {
|
||||
fmt.Println("game", i, round, "too many green", round.green)
|
||||
ok = false
|
||||
}
|
||||
fmt.Println("game", i, round, ok)
|
||||
}
|
||||
if ok {
|
||||
sum += i
|
||||
fmt.Println("game", i, "passes", sum)
|
||||
}
|
||||
power := mins.red*mins.blue*mins.green
|
||||
fmt.Println("game", i, "mins", mins, power)
|
||||
powerSum += power
|
||||
}
|
||||
fmt.Println("sum", sum, "power", powerSum)
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user