chore: 2025 init

2024/5/5.go

@@ -0,0 +1,69 @@
+package main
+
+import (
+	"fmt"
+	"os"
+	"strconv"
+	"strings"
+)
+
+func p1(data []string) int {
+	
+}
+
+/* func p2(data []string) int {
+	
+} */
+
+func main() {
+	data, err := os.ReadFile("input.txt")
+	if err != nil {
+		fmt.Println("File reading error", err)
+		return
+	}
+	lines := strings.Split(string(data), "\n")
+
+	fmt.Println("Part 1:", p1(lines))
+	// fmt.Println("Part 2:", p2(lines))
+}
+
+func getRulesAndUpdates(data []string) (map[int][]int, [][]int) {
+	rules := make(map[int][]int)
+	updates := make([][]int, 0)
+	for i := range updates {
+		updates[i] = make([]int, 0)
+	}
+
+	isParsingRules := true
+	for _, line := range data {
+		if line == "" {
+			isParsingRules = false
+			continue
+		}
+
+		if isParsingRules {
+			splitted := strings.Split(line, "|")
+
+			left, _ := strconv.Atoi(splitted[0])
+			right, _ := strconv.Atoi(splitted[1])
+
+			rules[left] = append(rules[left], right)
+		} else {
+			splits := strings.Split(line, ",")
+			update := make([]int, 0, len(splits))
+
+			for _, i := range splits {
+				n, _ := strconv.Atoi(i)
+
+				update = append(update, n)
+			}
+
+			updates = append(updates, update)
+		}
+	}
+	return rules, updates
+}
+
+func calc(rules map[int][]int, updates [][]int) {
+	
+}