Driver code
public static void Main ( String [ ] args ) { Tree t2 = new Tree ( ) ; int [ ] arr = { 1 , 2 , 3 , 4 , 5 , 6 , 6 , 6 , 6 } ; t2 . root = t2 . insertLevelOrder ( arr , t2 . root , 0 ) ; t2 . inOrder ( t2 . root ) ; } }