There is an array of numbers, containing the integers 1-n, how can you find the sum of the numbers in that array?
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How would you implement Amazon's "users who bought this item also bought ..." feature?
Given a triangle of integers, find the path of the largest sum without skipping.
You have two sorted arrays - how can you effectively merge them into one giant sorted array?
Reverse a linked list.
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Print the BST in level order
Implement a selection sort, and then he asked me: Given a single-elimination tournament with 99 players, how many games must be played until there is one winner left.
There are ten buckets of lead weights, with nine of them having equal weights of 10 grams each, while one of them has weights of 11 grams each. You want to find out which bucket has weights of 11 grams each, by using a scale, but you can only turn on the scale once.
What is the difference between a hard link and a symbolic link?
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