问题 1481: 蓝桥杯算法提高VIP-剪刀石头布

import java.io.IOException;

import java.util.Scanner;

public class Prog1481 {

public static void main(String[] args) throws IOException {

Scanner scan = new Scanner(System.in);

int a = scan.nextInt();

int b = scan.nextInt();

int n = 0;

if (a == b)

n = 0;

else if (a == 0 && b == 1 || a == 1 && b == 2 || a == 2 && b == 0)

n = -1;

else

n = 1;

System.out.println(n);

}

}