using System;

public class Program

{

    public static void Main()

    {

        string a = "   abcd    efg    ";

        var x = TrimLeft(a);

        Console.WriteLine("String  : {0}", a);

        Console.WriteLine("TrimLeft: {0}", x);

    }

    public static string TrimLeft(string word)

    {

            int i = 1;

            foreach (var chr in word)

            {

                if (chr != ' ') break;

                i++;

            }

            i--;

            return word[i..];

    }

}