一.猜拳游戏
import java.util.Scanner; public class demo{ public static void main(String[] args){ Scanner data = new Scanner(System.in); System.out.println("=====猜拳游戏===="); System.out.println("请出:1.石头 2.剪子 3.布"); int person = data.nextInt(); int computer = (int)(Math.random()*3)+1; //大于等于1 String Marks = "拳头"; String MarksC = "拳头"; switch(person){ case 1: Marks = "石头"; break; case 2: Marks = "剪刀"; break; case 3: Marks = "布"; break; } switch(computer){ case 1: MarksC = "石头"; break; case 2: MarksC = "剪刀"; break; case 3: MarksC = "布"; break; } if(person == computer){ System.out.println("平局!" + "\n电脑是:" + MarksC + "\n"); System.out.print("你的是:" + Marks); } else if(person == 1 && computer == 3 || person == 2 && computer == 1 || person == 3 && computer == 2){ System.out.println("你输了!" + "\n电脑是:" + MarksC + "\n"); System.out.print("你的是:" + Marks); } else{ System.out.println("你赢了!" + "\n电脑是:" + MarksC + "\n"); System.out.print("你的是:" + Marks); } } }