class problem
{
	
	public static void main(String[] arg)
	{
		for(int m = 0; m <= 1000; ++m)
		{
			for(int n =0; n<= 1000; ++n)
			{
				int ans = 3*n*n + 3*m*n + 3*m*m - 13*m - 13*n;
				if(ans == 0)
					System.out.println("n = "+n+" m = "+m);	
				
			}
		}
	}	
	
}