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@@ -65,6 +65,20 @@ func roundsScore(rounds []round) int {
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return sum
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}
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+func part2(rounds []round, winLose map[byte][2]byte, points map[byte]int) int {
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+ total := 0
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+ for i := range rounds {
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+ if rounds[i].me == 'Y' {
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+ total += 3 + points[rounds[i].elf]
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+ } else if rounds[i].me == 'X' {
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+ total += points[winLose[rounds[i].elf][1]]
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+ } else {
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+ total += 6 + points[winLose[rounds[i].elf][0]]
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+ }
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+ }
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+
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+ return total
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+}
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func main() {
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if len(os.Args) < 2 {
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log.Fatal("You need to specify a file!")
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@@ -87,4 +101,11 @@ func main() {
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rounds := readInput(file, points)
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fmt.Println("Part1:", roundsScore(rounds))
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+
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+ winLose := make(map[byte][2]byte)
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+ winLose['A'] = [2]byte{'Y', 'Z'}
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+ winLose['B'] = [2]byte{'Z', 'X'}
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+ winLose['C'] = [2]byte{'X', 'Y'}
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+
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+ fmt.Println("Part2:", part2(rounds, winLose, points))
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}
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