engineering recuitment UKPSC Polytechnic Lecturer Mock Test 2024 Programming and Data Structure Binary Heap Binary Search Tree
Preorder traversal of binary search tree is 38, 14, 8, 23, 18, 20, 56, 45, 82, 70. What is the postorder traversal of binary search tree?
1
23, 20, 18, 14, 8, 38, 45, 56, 70, 82
2
8, 18, 20, 23, 14, 45, 70, 82, 56, 38
3
8, 20, 18, 23, 14, 45, 70, 82, 56, 38
4
82, 70, 56, 45, 38, 23, 20, 18, 14, 8