#include <bits/stdc++.h>
#define rep(i, n) for (int i = 0; i < (n); ++i)

using namespace std;
using ll = long long;

int main() {
    int p;
    cin >> p;
    
    for (int i = 1; i*i <= p; ++i) {
        int i2 = i*i;
        int j2 = p-i2;
        int j = sqrt(j2);
        if (j*j == j2) {
            puts("Yes");
            return 0;
        }
    }
    
    puts("No");
    
    return 0;
}