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  1. import java.util.*;
  2. import java.lang.*;
  3.  
  4. class Main {
  5.     private static void patternMaker(int x, int direction) {
  6.         if (x == 0) return;
  7.         for (int i = 0 ; i != x ; i++) System.out.print('*');
  8.         System.out.println();
  9.         if (x == 3) direction = -1;
  10.         patternMaker(x+direction, direction);
  11.     }
  12.     public static void main (String[] args) throws java.lang.Exception {
  13.         patternMaker(1, 1);
  14.     }
  15. }
Success #stdin #stdout 0.03s 245632KB
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*
**
***
**
*
https://ideone.com/uINMI
language:
Java (HotSpot 12)
created:
11 years ago
visibility:
public

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