JAVA小程序：和电脑猜拳

import java.util.Scanner;

import java.util.Random;

public class Hello {

     public static int judge(int j, int k)

          {

              int m;

              if(j==k) m=0;

              else if(j==0&&k==2||j==1&&k==0||j==2&&k==1) m=1;

              else m=2;

              return m;       

          }

   public static void main(String[] args) {

          

        System.out.println("scissor(0),rock(1),paper(2)");

        System.out.println("Please Input Your Choose:");

        int a=0,b=0;

        Scanner input = new Scanner(System.in);

       

         while(a!=2&&b!=2)

         {

      

            int Choose = input.nextInt();

            int number = new Random().nextInt(3);

            

if (judge(Choose,number)==0)

{System.out.println("平手，please continue competition");

continue;}

             else if(judge(Choose,number)==1)

{ System.out.println("You win this time,please continue competition");

a++;}

             else if(judge(Choose,number)==2)

{ System.out.println("You are defeabed this time,please continue competition");

b++;

}

         }

         if(a==2) 

               System.out.println("You Win Last");

         else if(b==2)

             System.out.println("Computer Win Last");

   }

}