HDU1849 Rabbit and Grass（NIM整理）

Posted 2020-07-15 恶devil魔

这类题就是有N堆东西，每次可以取任意堆的任意个

最后取完的获胜

就是把N堆读进来全部异或，不等0就赢了

/* ***********************************************
Author        :devil
Created Time  :2016/5/29 11:19:41
************************************************ */
#include <cstdio>
#include <cstring>
#include <iostream>
#include <algorithm>
#include <vector>
#include <queue>
#include <set>
#include <assert.h>
#include <map>
#include <string>
#include <cmath>
#include <stdlib.h>
using namespace std;
int main()
{
    //freopen("in.txt","r",stdin);
    int n;
    while(~scanf("%d",&n)&&n)
    {
        int x,ans=0;
        while(n--)
        {
            scanf("%d",&x);
            ans^=x;
        }
        if(ans) printf("Rabbit Win!\n");
        else printf("Grass Win!\n");
    }
    return 0;
}