using static System.Math;
using System;

public class Hello
{
    static void Main()
    {
        var p = int.Parse(Console.ReadLine().Trim());
        getAns(p);
    }
    static void getAns(int p)
    {
        for (int i = 1; i * i <= p; i++)
        {
            var t = p - i * i;
            var w = (int)Sqrt(t);
            if (w * w == t) { Console.WriteLine("Yes"); return; }
        }
        Console.WriteLine("No");
    }
}