ChristmasTree

ChristmasTree.java

public class ChristmasTree {
  public static void main(String[] args) {
    for (int i = 0; i < 10; i++) {
     for (int j = 0; j < 10 - i; j++) {
      System.out.print(" ");
     }
     for (int k = 0; k < (2 * i + 1); k++) {
      System.out.print("*");
     }
     System.out.println();
    }
    System.out.println(String.format("%12s", "| |"));
  }
}
/*
Output:
          *
         ***
        *****
       *******
      *********
     ***********
    *************
   ***************
  *****************
 *******************
         | |
*/