using System;

using System.Collections.Generic;

using System.Text;

 

namespace Vatar

{

    class Program

    {

        static void Main(string[] args)

        {

            double a;

            Console.WriteLine("X\tY\tZ");

            for(int i=1;i<=30;i++)

                for (int j = i; j <= 30; j++)

                {

                    a =Math.Sqrt( (double)((i*i)+(j*j)));

                    if (a <= 30)

                    {

                        Console.WriteLine(i + "\t" + j + "\t" + a);

                        //Console.ReadLine();

                    }

                }

            Console.ReadLine();

           

        }

    }

}