import java.util.*;
public class Sphere
{
  public static void main(String[] args)
  {
	Scanner stdin = new Scanner(System.in);
	Double surface_area, radius;
	System.out.println("Please input the surface area");
        surface_area = stdin.nextDouble();
 
        radius = Math.sqrt(surface_area/(4*Math.PI));


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

	  for (int col = 1; col <= row; col++) {
	    System.out.print(row);
          }

	  System.out.println();
	}

	System.out.println("The radius is "+ radius);
  }
}