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