using System;

class Program
{
    static void Main(string[] args)
    {
        Console.WriteLine("0: " + Convert.ToBoolean(0));
        Console.WriteLine("1: " + Convert.ToBoolean(1));
        Console.WriteLine("2: " + Convert.ToBoolean(2));
        Console.WriteLine("3: " + Convert.ToBoolean(3));
        Console.WriteLine("4: " + Convert.ToBoolean(4));
        Console.WriteLine("5: " + Convert.ToBoolean(5));
    }
}