using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("enternumber:");

        int x = Convert.ToInt32(Console.ReadLine());

        Console.WriteLine("enter letter:");

        string y = Console.ReadLine();

        int v = 0;

        while(v < x)

        {

            Console.WriteLine(y + "");

            v++;

        }

    }

}

​

​