42 lines
718 B
Go

package day1
import (
"bytes"
"strconv"
)
func Run(dat []byte) (int, int) {
lines := bytes.Split(dat, []byte("\n"))
increase := 0
increaseWindow := 0
for i := 0; i < len(lines) - 1; i++ {
num1, _ := strconv.Atoi(string(lines[i]))
num2, _ := strconv.Atoi(string(lines[i + 1]))
if num1 < num2 {
increase++
}
}
for i := 0; i < len(lines) - 3; i++ {
num1, _ := strconv.Atoi(string(lines[i]))
num2, _ := strconv.Atoi(string(lines[i + 1]))
num3, _ := strconv.Atoi(string(lines[i + 2]))
num4, _ := strconv.Atoi(string(lines[i + 3]))
if num1 + num2 + num3 < num2 + num3 + num4 {
increaseWindow++
}
}
return increase, increaseWindow
}