started 05

05/main.go

@@ -0,0 +1,56 @@
+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)
+}