#include<iostream>
#include<string>
using namespace std;
string jud(int year);
int main(int argc,char** argv){
int year;
cin >> year;
cout << jud(year);
return 0;
}
string jud(int year){
if(year % 400 == 0){
return "yes";
}else{
if(year % 4 == 0){
if(year % 100 != 0){
return "yes";
}else{
return "no";
}
}else{
return "no";
}
}
}