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@obelisk68 obelisk68/janken.go
Created Feb 12, 2018

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Go言語でじゃんけんゲーム
package main
import "fmt"
import "math/rand"
import "time"
type Player struct {
name string
point byte
hand byte
}
func show_hand(hand byte) string {
hn := [...]string{"グー", "チョキ", "パー"}
return hn[hand - 1]
}
func judge(p1 *Player, p2 *Player) {
h1, h2 := p1.hand, p2.hand
fmt.Printf("%s 対 %s で ", show_hand(h2), show_hand(h1))
var win *Player
if h1 == h2 {
fmt.Println("引き分けです。")
return
} else if (h2 - h1) % 3 == 2 {
win = p2
} else {
win = p1
}
fmt.Printf("%sの勝ちです。\n", win.name)
win.point++
}
func game(p1 *Player, p2 *Player, n int) {
fmt.Printf("*** %d回戦 ***\n", n)
p1.hand = 0
p2.hand = 0
for p1.hand < 1 || 3 < p1.hand {
fmt.Printf("%sの手を入力して下さい(1:グー, 2:チョキ, 3:パー):", p1.name)
fmt.Scanf("%d", &p1.hand)
}
p2.hand = byte(rand.Intn(3) + 1)
judge(p1, p2)
}
func final_winner(p1 *Player, p2 *Player) {
po1, po2 := p1.point, p2.point
fmt.Println("\n*** 最終結果 ***")
fmt.Printf("%d%d で ", po2, po1)
var win *Player
if po1 == po2 {
fmt.Println("引き分けです。")
return
} else if po1 > po2 {
win = p1
} else {
win = p2
}
fmt.Printf("%sの勝ちです。\n", win.name)
}
func main() {
rand.Seed(time.Now().UnixNano())
man := &Player{point: 0}
cpu := &Player{name: "Comuputer", point: 0}
fmt.Print("あなたの名前を入力して下さい:")
fmt.Scanf("%s", &man.name)
fmt.Printf("%s 対 %s :じゃんけん開始\n\n", cpu.name, man.name)
for i := 1; i <= 5; i++ {
game(man, cpu, i)
}
final_winner(man, cpu)
}
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