hdu 1527 取石子游戏（Wythoff Game）

题意：Wythoff Game

思路：Wythoff Game

#include<iostream>
#include<stdio.h>
#include<math.h>
using namespace std;

int main(){
    int a,b,t;
    double gr=(sqrt(5)+1)/2;//黄金比例 golden ratio
    double a2;
    while(~scanf("%d%d",&a,&b)){
        if(a>b){
            t=a;
            a=b;
            b=t;
        }
        a2=(b-a)*gr;
        if(a!=int(a2))printf("1\n");
        else printf("0\n");
    }
    return 0;
}