/* package whatever; // don't place package name! */

import java.util.*;
import java.lang.*;
import java.io.*;

/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		for (int len = 0; len < 30; len++)
		{
			for (char c = 'א'; c < 'ת'; c++)
			{
				for (int l = 0; l < len; l++)
					System.out.print(c);
				System.out.print(" ");
			}
		}
		System.out.println("");
	}
}