using System;
using System.Collections.Generic;
namespace ClassLibrary
{
class Class1
		{
	static void Main() {
		string s = "123".PadRight(3).Substring(0,3);
		string s2 = "".PadRight(3).Substring(0,3);
		string s3 = "45".PadRight(3).Substring(0,3);
		string s4 = "6789".PadRight(3).Substring(0,3);
 
		System.Text.StringBuilder sb = new System.Text.StringBuilder();
		sb.Append(s);
		sb.Append(s2);
		sb.Append(s3);
		sb.Append(s4);
 
		Console.Write(sb.ToString());
		}
	}
 
}

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