Print Pattern Java

PROGRAM TO PRINTING PYRAMID PATTERN USING RECURSION

import java.io.*;

  

class MAIN 

{

      

// function to print a row

static void printn(int num)

{

    // base case

    if (num == 0)

        return;

    System.out.print ("* ");

  

    // recursively calling printn()

    printn(num - 1);

}

  

// function to print the pattern

static void pattern(int n, int i)

{

    // base case

    if (n == 0)

        return;

    printn(i);

    System.out.println();

  

    // recursively calling pattern()

    pattern(n - 1, i + 1);

}

  

// Driver code

public static void main (String[] args) 

{

  

    int n = 5;

    pattern(n, 1);

}

}







OUTPUT

* 
* * 
* * * 
* * * * 
* * * * *

CREDITS: https://www.geeksforgeeks.org/programs-for-printing-pyramid-patterns-using-recursion/