2022 Day 01 Complete!

2022/day01/main.go

@@ -0,0 +1,44 @@
+package main
+
+import (
+	"fmt"
+
+	h "git.bullercodeworks.com/brian/adventofcode/helpers"
+)
+
+func main() {
+	inp := h.StdinToStringSlice()
+	fmt.Println("# Answer")
+	solve(inp)
+}
+
+func solve(input []string) {
+	var elves []int
+	var top1, top2, top3 int
+	elf := 0
+	var sum int
+	record := func() {
+		elves = append(elves, sum)
+		if elf != 0 && sum > elves[top1] {
+			top3, top2, top1 = top2, top1, elf
+		} else if sum > elves[top2] {
+			top3, top2 = top2, elf
+		} else if sum > elves[top3] {
+			top3 = elf
+		}
+		elf++
+		sum = 0
+	}
+	for i := 0; i < len(input); i++ {
+		if input[i] == "" {
+			record()
+			continue
+		}
+		sum = sum + h.Atoi(input[i])
+	}
+	record()
+	fmt.Printf("The elf with the most calories is #%d (%d)\n", top1+1, elves[top1])
+	fmt.Printf("The elf with the second most calories is #%d (%d)\n", top2+1, elves[top2])
+	fmt.Printf("The elf with the third most calories is #%d (%d)\n", top3+1, elves[top3])
+	fmt.Printf("Total by top three: %d\n", elves[top1]+elves[top2]+elves[top3])
+}