Tagged: Beginner

1

Get the Sum of all left leaves in a Binary tree

Objective: Given a binary tree, find the sum of all the nodes which are left as well as leaves nodes. Example:     Approach: Approach is quite simple. Do the inorder traversal check if...

4

Find the Kth Smallest/Largest Element in an Array

Objective: Given an array of integers. find the Kth Smallest/largest element in the array. Example: int[] A = { 1, 2, 10, 20, 40, 32, 44, 51, 6 }; K=4. 4th smallest element in...

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