分析:简单的博弈论。 Code#include <iostream>using namespace std;int main(){ int m; while(cin>>m) { int result=0,t; for(int i=0;i<m;++i) { cin>>t; result ^= t; } if(result == 0) cout<<"No"<<endl; else cout<<"Yes"<<endl; } return 0;} 转载于:https://www.cnblogs.com/jaskist/archive/2009/04/30/1446988.html