99 lines
1.8 KiB
Go
99 lines
1.8 KiB
Go
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package level2
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import (
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"log"
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"strings"
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)
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const (
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Lose = 0
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Draw = 3
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Win = 6
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Rock = 1
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Paper = 2
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Scissors = 3
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)
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func calcScore(in []string) int {
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x, y := in[0], in[1]
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switch {
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case x == "A" && y == "X":
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return Draw + Rock
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case x == "A" && y == "Y":
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return Win + Paper
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case x == "A" && y == "Z":
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return Lose + Scissors
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case x == "B" && y == "X":
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return Lose + Rock
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case x == "B" && y == "Y":
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return Draw + Paper
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case x == "B" && y == "Z":
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return Win + Scissors
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case x == "C" && y == "X":
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return Win + Rock
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case x == "C" && y == "Y":
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return Lose + Paper
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case x == "C" && y == "Z":
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return Draw + Scissors
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default:
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log.Panic("Invalid input")
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return -1
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}
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}
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func calcScore2(in []string) int {
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x, y := in[0], in[1]
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switch {
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case x == "A" && y == "X":
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return Lose + Scissors
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case x == "A" && y == "Y":
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return Draw + Rock
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case x == "A" && y == "Z":
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return Win + Paper
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case x == "B" && y == "X":
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return Lose + Rock
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case x == "B" && y == "Y":
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return Draw + Paper
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case x == "B" && y == "Z":
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return Win + Scissors
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case x == "C" && y == "X":
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return Lose + Paper
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case x == "C" && y == "Y":
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return Draw + Scissors
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case x == "C" && y == "Z":
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return Win + Rock
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default:
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log.Panic("Invalid input")
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return -1
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}
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}
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func TotalScore(in [][]string) int {
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total := 0
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for _, data := range in {
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total += calcScore(data)
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}
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return total
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}
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func TotalScore2(in [][]string) int {
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total := 0
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for _, data := range in {
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total += calcScore2(data)
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}
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return total
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}
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func ParseInput(in []string) [][]string {
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output := make([][]string, 0, len(in))
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for _, data := range in {
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components := strings.Fields(data)
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if len(components) != 2 {
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log.Panic("Invalid string input\n")
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return output
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}
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output = append(output, components)
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}
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return output
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}
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