Given root of binary search tree and K as input, find K-th smallest element in BST.
For example, in the following BST, if k = 3, then output should be 10, and if k =...

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Given root of binary search tree and K as input, find K-th smallest element in BST.
For example, in the following BST, if k = 3, then output should be 10, and if k =...

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Given an array of n numbers, the task is to answer the following queries:
kthSmallest(start, end, k) : Find the Kth smallest
number in t...

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