Driver program to test identicalTrees ( ) function
public static void main ( String [ ] args ) { BinaryTree tree = new BinaryTree ( ) ; tree . root1 = new Node ( 1 ) ; tree . root1 . left = new Node ( 2 ) ; tree . root1 . right = new Node ( 3 ) ; tree . root1 . left . left = new Node ( 4 ) ; tree . root1 . left . right = new Node ( 5 ) ; tree . root2 = new Node ( 1 ) ; tree . root2 . left = new Node ( 2 ) ; tree . root2 . right = new Node ( 3 ) ; tree . root2 . left . left = new Node ( 4 ) ; tree . root2 . left . right = new Node ( 5 ) ; if ( tree . identicalTrees ( tree . root1 , tree . root2 ) ) System . out . println ( " Both ▁ trees ▁ are ▁ identical " ) ; else System . out . println ( " Trees ▁ are ▁ not ▁ identical " ) ; } }