using System;

public class Program

{

    public static void Main()

    {

        int minutes;

        int seconds;

        string time;

        for(minutes = 0; minutes < 3; minutes++)

        {

            for(seconds = 0; seconds < 60; seconds++)

            {

                time = "0" + minutes + ":" + seconds;

                Console.WriteLine(time);

                System.Threading.Thread.Sleep(10);

            }

        }

    }

}