using System;
using System.Collections.Generic;
 
public class Program
{
	private static void Test(int R)
	{
		int x0 = 0, y0 = 0, n = 360;
		var pts = new HashSet<Tuple<int, int>>();
 
		for (int i = 0; i < n; ++i)
		{
			int x = (int)(Math.Cos(2 * Math.PI * i / n) * R + 0.5) + x0;
			int y = (int)(Math.Sin(2 * Math.PI * i / n) * R + 0.5) + y0;
 
			pts.Add(new Tuple<int, int>(x, y));
		}
 
		Console.WriteLine("{0} of {1} when radius is {2}", pts.Count, n, R);
	}
 
	public static void Main()
	{
		Test(1);
		Test(10);
		Test(20);
		Test(40);
		Test(80);
		Test(90);
		Test(100);
	}
}

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