提交时间:2025-10-11 19:31:18

运行 ID: 69845

#include<bits/stdc++.h> using namespace std; int main(){ int a; cin>>a; if(a%4==0){ if(a%100==0){ if(a%400==0){ cout<<"Yes"; }else{ cout<<"No"; } }else{ cout<<"Yes"; } }else{ cout<<"No"; } return 0; }