Remove duplicated char within a String
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Given a 2d array of zeros, there may be a rectangle (block) of 1s. Return the top left coordinates of the rectangle. ie. [[0,0,1],[0,0,1],[0,0,1]] returns (2,2) The second question was how to solve it if you had to find many rectangles.
Q: How can you tell if a Linked List is a Palindrome?
Write a function that finds all the different ways you can split up a word into a concatenation of two other words.
How would you translate input string into sequence of movements through on screen keyboard? What if you can loop through rows and columns?
Q how would you send a 2GB file from point A to B consider any problems that may arise
Given an integer, return all sequences of numbers that sum to it. (Example: 3 -> (1, 2), (2, 1), (1, 1, 1)).
Explain access modifier in Java
Verify a BST
How do you find the next highest element in a binary search tree?
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