using System;

public class Program

{

    public static void Main()

    {

        int a = 5;

            if (a == 5) //Si igual a 5

            {

                Console.WriteLine("a vale 5");

​

            }

            if(a >=5)//Si es mayor o igual 5

            {

                Console.WriteLine("a es mayor o igual que 5");

            }

            if(a != 5)

            {

                Console.WriteLine("a es distinto a 5");

            }

    }

}