using static System.Math;
using System;

public class Hello
{
    static void Main()
    {
        var n = long.Parse(Console.ReadLine().Trim());
        var n2 = n * n;
        getAns(n2);
    }
    static void getAns(long t)
    {
        var count = 0;
        for (long i = 1; i * i <= t; i++)
        {
            var s = (long)(Sqrt(t - i * i) + 1.0e-8);
            if (s != 0 && i * i + s * s == t) count++;
        }
        Console.WriteLine(count);
    }
}