ol_4_17

#include <iostream>

using namespace std;

int main()
{

    long n;
    cin>>n;

    if (n == 0)
        cout <<"Yes "<<0;
    else if (n == 1)
        cout <<"Yes "<<1;
    else
    {
        int i = 1;
        long pre = 0, cur = 1;
        while(cur <= n)
        {
            i++;
            long tmp = cur;
            cur += pre;
            pre = tmp;
            if (cur == n)
            {
                cout<<"Yes "<<i;
                return 0;
            }
        }
        cout<<"No";
    }
}