using System;

using System.Text.RegularExpressions;

public class Program

{

    public static void Main()

    {

        var test = "dasdad(1)fasdad(10)dasdasd(1)$[ i 0984 (2)";

        Regex rgx = new Regex(@"\(\d\)");

        var matches = rgx.Matches(test);

        foreach (var match in matches) {

            Console.WriteLine(match);

        }

    }

}