Piramide brojeva

import java.util.Scanner;


public class piramidbroj {

    public static void main(String[] args) {
        // TODO Auto-generated method stub

        Scanner input = new Scanner (System.in);
        int n=input.nextInt();

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

            for(int p=1;p<=i;p++)
                System.out.print(p);

            System.out.println();

        }

        System.out.println(); System.out.println();

        for(int i=1;i<=n;i++)
        {
            for(int k=n-i;k>0;k--)
                System.out.print(" ");

            for(int p=1;p<=i;p++)
                System.out.print(p);

            System.out.println();

        }


        System.out.println();System.out.println();

        for(int i=1;i<=n;i++)
        {
            for(int k=n-i;k>0;k--)
                System.out.print(" ");

            for(int p=1;p<=i;p++)
                System.out.print(p);
            for(int p=i-1;p>=1;p--)
                System.out.print(p);

            System.out.println();

        }



    }

}