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/*
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 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package BASICJAVA;

import java.util.Scanner;

/**
 *
 * @author ABIR
 */
public class Palindromic_Triangle {
    public static void main(String[]args){
        Scanner abir=new Scanner(System.in);
        System.out.println("Enter sample input");
        int x=abir.nextInt();
        System.out.println("sample output");
        int c = 1;
        while(c<=x){
          System.out.println ();
          int d = 1;
          while (d<=(x-c)){
            System.out.print (" ");
            d++;
          }
          d = 1;
          while (d<=c){
            System.out.print (d);
            d++;
          }
          d = c-1;
          while(d>=1){
            System.out.print (d);
            d--;
          }
          c++;
        }
        System.out.println();
        System.out.println("=======================================================");
      }
}