hdu 1021 Fibonacci Again

http://acm.hdu.edu.cn/showproblem.php?pid=1021

//直接从那些可以被3整除的n值找规律 
#include <cstdio>
#include <iostream>

using namespace std;

int main()
{
    int n;
    while(cin >> n)
    {
        if((n-2) % 4 == 0)
            cout << "yes" << endl;
        else
            cout << "no" << endl;
    }
    return 0;
}