Why this code don't work and how I can fix it?

Question

https://code.sololearn.com/cuq7e5ODZRDE/?ref=app

Answer 1

Convert.ToInt32(Console.Readline()));

Readline ==> ReadLine
())) ==> ())

In line 24, you're using .ToDouble on an int

Answer 2

Problem was closed. Thanks to all of you.

Answer 3

Oh, yeah, I am an idiot