package com.itranswarp.learnjava;
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.println(" 1: 石头");
System.out.println(" 2: 剪刀");
System.out.println(" 3: 布");
System.out.println("please choice:(输入数字)");
int choice = scanner.nextInt();
int random = 1 + (int) (Math.random() * 3);
switch (choice - random) {
case 0:
System.out.println("平局");
break;
case 1:
case -2:
System.out.println("你输了");
case -1:
case 2:
System.out.println("你赢了");
default:
System.out.println("非法输入");
}
System.out.println("电脑的选择" + random);
scanner.close();
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对酒当歌
package com.itranswarp.learnjava;
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.println(" 1: 石头");
System.out.println(" 2: 剪刀");
System.out.println(" 3: 布");
System.out.println("please choice:(输入数字)");
int choice = scanner.nextInt();
int random = 1 + (int) (Math.random() * 3);
switch (choice - random) {
case 0:
System.out.println("平局");
break;
case 1:
case -2:
System.out.println("你输了");
break;
case -1:
case 2:
System.out.println("你赢了");
break;
default:
System.out.println("非法输入");
break;
}
System.out.println("电脑的选择" + random);
scanner.close();
}
}