feat: solve part one

internal/2017/DayFive/code.go

@@ -0,0 +1,43 @@
+package dayfive
+
+import (
+	"advent-of-code/internal/registry"
+	"os"
+	"strconv"
+	"strings"
+)
+
+func init() {
+	registry.Register("2017D5", ParseInput, PartOne, PartTwo)
+}
+
+func ParseInput(filepath string) []int {
+	content, _ := os.ReadFile(filepath)
+	var data []int
+	for line := range strings.SplitSeq(string(content), "\n") {
+		num, _ := strconv.Atoi(line)
+		data = append(data, num)
+	}
+	return data
+}
+
+func PartOne(data []int) int {
+	instructions := make([]int, len(data))
+	copy(instructions, data)
+
+	position := 0
+	steps := 0
+
+	for position >= 0 && position < len(instructions) {
+		jump := instructions[position]
+		instructions[position]++
+		position += jump
+		steps++
+	}
+
+	return steps
+}
+
+func PartTwo(data []int) int {
+	return 0
+}