package com.itranswarp.learnjava;
import java.util.Scanner;
/**
* switch实现石头/剪子/布并判断胜负
*/
public class Main {
public static void main(String[] args) {
System.out.println("please choice:");
System.out.println(" 1: Rock");
System.out.println(" 2: Scissors");
System.out.println(" 3: Paper");
// 用户输入:
Scanner scanner = new Scanner(System.in);
int choice = scanner.nextInt();
// 计算机随机数 1, 2, 3:
int random = 1 + (int) (Math.random() * 3);
switch (choice) {
// TODO:
case 1 ->System.out.println(random == 1 ? "平" :random == 2 ? "胜":"败");
case 2 ->System.out.println(random == 1 ? "败" :random == 2 ? "平":"胜");
case 3 ->System.out.println(random == 1 ? "胜" :random == 2 ? "败":"平");
}
你这个逻辑对吗?
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Samoyelover
package com.itranswarp.learnjava;
import java.util.Scanner;
/**
* switch实现石头/剪子/布并判断胜负
*/
public class Main {
public static void main(String[] args) {
System.out.println("please choice:");
System.out.println(" 1: Rock");
System.out.println(" 2: Scissors");
System.out.println(" 3: Paper");
// 用户输入:
Scanner scanner = new Scanner(System.in);
int choice = scanner.nextInt();
// 计算机随机数 1, 2, 3:
int random = 1 + (int) (Math.random() * 3);
switch (choice) {
// TODO:
case 1 ->System.out.println(random == 1 ? "平" :random == 2 ? "胜":"败");
case 2 ->System.out.println(random == 1 ? "败" :random == 2 ? "平":"胜");
case 3 ->System.out.println(random == 1 ? "胜" :random == 2 ? "败":"平");
}
}
}