using System;

public class Test
{
	public static void Main()
	{
		string bin = "1001001";
        string final = "";
        for (int i = 0; i < bin.Length; i++)
        {
            int j = bin[i];
            final += Math.Pow(j * 10, bin.Length - i);
        }
        Console.WriteLine(final);
	}
}