using System;

public class Program

{

    public static int FindMaxDepth(string s) {

        int depth = 0;

        int curDepth = 0;

        for (int i = 0; i < s.Length; i++)

        {

            if (s[i] == '(') {

                curDepth++;

            } else if (s[i] == ')') {

                curDepth--;

            }

​

            depth = Math.Max(depth, curDepth);

        }

​

        return depth;

    }

    public static void Main()

    {

        Console.WriteLine("UniLecs");

        // tests

        Console.WriteLine(FindMaxDepth("(1+(2*3)+((8)/4))+1").ToString()); // 3

        Console.WriteLine(FindMaxDepth("(1)+((2))+(((3)))").ToString()); // 3

    }

}