package main import ( "fmt" "strconv" "strings" "git.z1glr.de/advent-of-code-2025/pkg/aoc" ) type Range struct { From, To int } func parseRange(r string) Range { parts := strings.Split(r, "-") var err error rng := Range{} if rng.From, err = strconv.Atoi(parts[0]); err != nil { panic(err) } if rng.To, err = strconv.Atoi(parts[1]); err != nil { panic(err) } return rng } func main() { rows := aoc.ReadFileRows(true) fmt.Println(rows) ranges := []Range{} var idsStartIndex int for ii, rr := range rows { if rr == "" { idsStartIndex = ii + 1 break } else { ranges = append(ranges, parseRange(rr)) } } ids := make([]int, len(rows)-idsStartIndex) for ii, rr := range rows[idsStartIndex:] { } fmt.Println(ranges) fmt.Println(ids) }