#include<bits/stdc++.h> using namespace std; int main(){ int year; cin>>year; if(year%4!=0){ cout <<year<<" "<<"";"yes"; }else{ if(year%100!=0){ cout<<year<<" "<<"no"; }else{ if(year%400==0){ cout<<year<<" "<<"yes"; }else{ cout<<year<<" "<<"no"; } } }