It is about the topological sort
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What if you can only use O(1) space and no recursion for this question?
What IS Big O?
Have you used any of their products before?
A dp question.
Given a 2D array, where there are 0s and 1s (1 representing island) count how many islands are there, for example, [[0,1,1], [1,0,0], [0,1,0]] there are 3 islands there (because in the first row 2 of 1s are connected so they created a bigger island.
Reconstruct a binary tree given two sequences of node traversals, one from inorder and one from postorder traversal.
search in the shifted sorted array
There was a question on longest common subsequence (dynamic programming).
Describe a memorable patient care experience from your clinicals?
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