day two

2022/day-01/test

@@ -1,7 +0,0 @@
-array of 3 slots
-
-always sorted low to high
-
-loop through array, if lower than contents, replace with contesnts
-
-keep doing this until the end

2022/day-02/main.go

@@ -1 +1,115 @@
 package main
+
+import (
+	"embed"
+	"fmt"
+	"io/fs"
+	"os"
+	"strings"
+)
+
+//go:embed *
+var input embed.FS
+
+func part1() int {
+	data, err := fs.ReadFile(input, "input")
+
+	if err != nil {
+		fmt.Printf("ERROR: failed to read input: %s", err)
+		os.Exit(1)
+	}
+
+	score := 0
+
+	for _, game := range strings.Split(string(data), "\n") {
+		if game == "" {continue}
+		switch game{
+		case "A X":
+		score += 1
+		score += 3
+		case "A Y":
+		score += 2
+		score += 6
+		case "A Z":
+		score += 3
+		score += 0
+		case "B X":
+		score += 1
+		score += 0
+		case "B Y":
+		score += 2
+		score += 3
+		case "B Z":
+		score += 3
+		score += 6
+		case "C X":
+		score += 1
+		score += 6
+		case "C Y":
+		score += 2
+		score += 0
+		case "C Z":
+		score += 3
+		score += 3
+		}
+	}
+	return score
+}
+
+func part2() int {
+	data, err := fs.ReadFile(input, "input")
+
+	if err != nil {
+		fmt.Printf("ERROR: failed to read input: %s", err)
+		os.Exit(1)
+	}
+
+	score := 0
+
+	for _, game := range strings.Split(string(data), "\n") {
+		if game == "" {continue}
+		switch game{
+		// rock
+		case "A X":
+		score += 0
+		score += 3
+		case "A Y":
+		score += 3
+		score += 1
+		case "A Z":
+		score += 6
+		score += 2
+
+		// paper
+		case "B X":
+		score += 0
+		score += 1
+		case "B Y":
+		score += 3
+		score += 2
+		case "B Z":
+		score += 6
+		score += 3
+
+		// scissors
+		case "C X":
+		score += 0
+		score += 2
+		case "C Y":
+		score += 3
+		score += 3
+		case "C Z":
+		score += 6
+		score += 1
+		}
+	}
+	return score
+}
+
+func main() {
+	scoreOne := part1()
+	scoreTwo := part2()
+
+	fmt.Printf("The score on game one is %d\n", scoreOne)
+	fmt.Printf("The score on game two is %d\n", scoreTwo)
+}

2022/day-02/test_input

@@ -0,0 +1,3 @@
+A Y
+B X
+C Z