NIELIT 2021 Dec Scientist B - Section B: 74
The preorder traversal of a binary search tree is given by $12, 8, 6, 2, 7, 9, 10, 16, 15, 19, 17, 20$. Then postorder traversal will be: $2, 6, 7, 8, 9, 10, 12, 15, 16, 17, 19, 20$ $2, 7, 6, 10, 9, 8,15, 17, 20, 19, 16, 12$ $7, 2, 6, 8, 9, 10, 20, 17, 19, 15, 16, 12$ $7, 6, 2, 10, 9, 8, 15, 16, 17, 20, 19, 12$
The preorder traversal of a binary search tree is given by $12, 8, 6, 2, 7, 9, 10, 16, 15, 19, 17, 20$.Then postorder traversal will be:$2, 6, 7, 8, 9, 10, 12, 15, 16, 17...