using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine( "(int) 0.1f = " + (int) 0.1f );

        Console.WriteLine( "(int) 0.9f = " + (int) 0.9f );

        Console.WriteLine( "5 / 10 = " + 5 / 10 );

        Console.WriteLine( "(float) 5 / (float) 10 = " + (float) 5 / (float) 10 );

        Console.WriteLine( "Math.Floor(0.9f) = " + Math.Floor(0.9f) );

        Console.WriteLine( "Math.Ceiling(0.1f) = " + Math.Ceiling(0.1f) );

        Console.WriteLine( "Math.Round(0.4f) = " + Math.Round(0.4f) );

        Console.WriteLine( "Math.Round(0.6f) = " + Math.Round(0.6f) );

    }

}