using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("");

        for (int a=1; a<=1; ++a){

            Console.Write(1);

        }

        Console.WriteLine("");

        for (int a=1; a<=2; ++a){

            Console.Write(2);

        }

        Console.WriteLine("");

        for (int a=1; a<=3; ++a){

            Console.Write(3);

        }

        Console.WriteLine("");

        for (int a=1; a<=4; ++a){

            Console.Write(4);

        }

        Console.WriteLine("");

        for (int a=1; a<=5; ++a){

            Console.Write(5);

        }

        Console.WriteLine("");

        for (int a=1; a<=6; ++a){

            Console.Write(6);

        }

        Console.WriteLine("");

        for (int a=1; a<=7; ++a){

            Console.Write(7);

        }

    }

}