using System;

public class Tortoise
{
	public static int[] Race(int v1, int v2, int g)
	{
		if(v1 >= v2)
      return null;

    TimeSpan tspan = TimeSpan.FromHours((double) g / (v2 - v1));
    return new int[]{tspan.Hours, tspan.Minutes, tspan.Seconds};

	}
}