2020-03-24
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NPTEL WEEK 8 Q 1 : JAVA Programming Solution 2020

Java Week 8: Q1

Due on 2020-03-26, 23:59 IST

Write a program which will print a pyramid of "*" 's of height "n" and print the number of "*" 's in the pyramid.

For example:

input : 5

output:

* * *

* * * * *

* * * * * * *

* * * * * * * * *

Note: Spaces must be exactly same as in the example for correct evaluation.

Select the Language for this assignment.

File name for this program :

import java.util.*;
public class Pattern1 {
    public static void main(String[] args) {
        Scanner inr = new Scanner(System.in);
       int n = inr.nextInt();
        // Add the necessary code in the below space
      int k = 0,sum=0;
        for(int i = 1; i <= n; ++i, k = 0) {
            for(int space = 1; space <= n - i; ++space) {
                System.out.print("  ");
            }
            while(k != 2 * i - 1) {
                System.out.print("* ");
                sum=sum+1;
                ++k;
            }
            System.out.println();
        }
         System.out.println(sum);
    }
}