using System;
using System.Linq;
using System.Globalization;
 
public class Test
{
 
	public static void Main()
	{
        string partNumber = "abcdefghijklmopq";
		int whiteSpacesLength = 200 - partNumber.Length; // assuming partNumber is never > 200
        string whiteSpaces = new String(' ', whiteSpacesLength);
        string innerString = partNumber + whiteSpaces;
        Console.WriteLine("Result:");
        Console.WriteLine("{0}", innerString);
        Console.WriteLine("Length: {0}", innerString.Length);
	}
}

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