Question

Write a program that prompts the user to enter an integer from 1 to 15 and displays a

pyramid, as shown in the following sample run:

here............THE PYRAMID HAS TO BE THIS SHAPE

AND IT IS DONE IN JAVA PLEASE

7 6 5 4 3 2 1 2 3 4 5 6 7

6 5 4 3 2 1 2 3 4 5 6

5 4 3 2 1 2 3 4 5

4 3 2 1 2 3 4

3 2 1 2 3

2 1 2

1

Answer 1

import java.util.Scanner;
public class Main
{
   public static void main(String[] args)
   {
   Scanner sc = new Scanner(System.in);
       System.out.print("Enter an integer from 1 to 15: ");
       int n = sc.nextInt();
       while(n<1||n>15)
       {
       System.out.print("Enter an integer from 1 to 15: ");
       n = sc.nextInt();      
       }
       for(int i=n;i>=1;i--)
       {
       for(int j=i;j>=1;j--)
       {
       System.out.print(j+" ");
       }
       for(int j=2;j<=i;j++)
       {
       System.out.print(j+" ");
       }
       System.out.println();
       }
   }
}