#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <utility>
#include <map>
#include <set>
#include <queue>
#include <iomanip>
#include <cmath>
#include <atcoder/all>
using namespace std;
using namespace atcoder;
typedef long long ll;
#define rep(i,n) for (int i = 0; i < int(n);i++)

int main(){
  ll p;
  cin >> p;
  for (ll i = 0; i < 100000000;i++){
    ll x = p;
    x -= i*i;
    if (x < 0) continue;
    ll root = round(sqrt(x));
    if (root*root == x){
      cout << "Yes\n";
      return 0;
    }
  }
  cout << "No\n";

  

  return 0;
}