import java.util.*;

public class mycode
{

    public static void main (String[] args){


        Scanner input = new Scanner(System.in);
        int number2 =1;

        System.out.print("Enter a number (between 2 and 12) :");

        int number = input.nextInt();

        for(int i =0 ; i< number ;i++)
            System.out.print("t"+(i+1)+ "   ");


          System.out.print("n");
        for(int i =0 ; i< number ;i++)
            System.out.print("t---"+ " ");

       for(int i =1 ; i<= number ;i++){

            System.out.print("n"+number2+" ");

           for (int j =1 ; j<= number ;j++){

                System.out.print("t"+(j+i)+ "");

                                       }

              number2++;
              System.out.print("n");
                                 }

System.out.print("n");

    }

}