用异或看取得的值是否为0判断
思想换没搞懂
#include<stdio.h>
int main()
{
int ans,n,a;
while(scanf("%d",&n),n){
ans=0;
while(n--){
scanf("%d",&a);
ans=ans^a;
}
if(ans==0) printf("Grass Win!\n");
else printf("Rabbit Win!\n");
}
return 0;
}