用异或看取得的值是否为0推断
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! "); else printf("Rabbit Win! "); } return 0; }