#include <iostream> using namespace std; int main(){ int a; cin >> a; if(((a%4 == 0)||(a%100 == 0))&& ((a%4 == 0)!= (a%100 == 0))||a%400 == 0) { cout << a << " " << "Yes"; } else { cout << a << " "<< "No"; } return 0; } 评论: