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  • Subjective Problems
Problem Name Answers  Views  Company Tags
Preorder to postorder conversion BST question 0 507
Binary Tree by level with each node represented by a circle 3 439
Level order Traversal of a tree 8 646
Splay Tree 2 897
Cut vertices 1 540
Ascending Order 35 3081 Amazon | Google | Microsoft | Ola Cabs
Implementation of Set 5 1499 Amazon
Implementation of Map 3 1485 Amazon
Comparison of Red Black Tree and AVL Tree 1 1703 Amazon
Difference between BFS abd DFS. 12 1650 Thoughtworks
Construct a tree and find the nearest common parent node 3 797 JUSPAY
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Level order traversal for n-ary tree. 4 844 JUSPAY
Diameter of an n-ary tree 1 834 JUSPAY
How to traverse an n-ary tree? 2 841 JUSPAY
How to find depth of a n-ary tree. 2 835 JUSPAY
What is N-array tree ? 7 975 JUSPAY
Is Binary tree a Binary search tree? 6 1321
How to form a parse tree of a given mathematical expression? 0 658
What kind of tree structure for a set of strings? 0 442
Level Order Traversal 22 3246 Amazon
Construct Mirror Tree 16 2042 Amazon
Symmetry of Binary Trees 7 1547 Amazon
sum equal to any of root to leaf 15 2060 Amazon
Find maximum possible sum 5 1500 Directi
Difference between BST and tries. 2 1379 Directi
Give the use cases of binary tree? 2 1026 Directi
What is the advantage of an M-ary tree over binary tree? 1 1384 Directi
Maximum path sum between two leaves of a binary tree 3 1453 Directi
Farthest Nodes in Complete Binary tree 3 1005 ongc
Binary Tree 8 2990 Directi | Flipkart | Microsoft | Samsung
Which data structure suits best to implement a file system structure? 1 2193 Oracle
Write a list of all data structures and explain each of them along with their applications? 5 2368 Oracle
What is segmented tree? 3 3005 Amazon | Directi | Expedia
Write an algorithm to check if binary tree is binary search tree? 15 4130 Amazon
What is Trie? 3 1767 Amazon
What is isomorphic binary search tree? 3 1720 Amazon
Write algorithm to find mirror image of N-ary tree? 2 1417 Amazon
What is Mirror image of binary tree? 5 1471 Amazon
How to clone Binary tree with random pointer? 3 1521 Amazon
How to find level with the maximum sum in a binary tree? 3 1545 Amazon
Tree creation 2 955
Fenwick Tree 1 1303 Flipkart

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