using System;

public class Program

{

    public static void Main()

    {

        var a = false;

        var b = false;

        var c = false;

        var d = false;

        var e = false;

        var f = true;

        if(a && b && c && d && e || f)

            Console.WriteLine("IF");

​

​

        bool isGood = a && b;

        bool isUgly = c && d;

        bool isWicked = e || f;

        if(isGood && isUgly && isWicked)

            Console.WriteLine("IF2");

    }

}