Array Problems - Product of Array Except Self - Didn't get at all - Increasing Triplet Subsequence - Got but inefficient solution - Container With Most Water - Only got brute force method - Max Number of K-Sum Pairs - Got the idea but didn't think to sort the array first Stack Problem - Asteroid collision - Misunderstood the question tried to be too smart with signs - Decode string - Almost had it just slight mess up with a few variables LinkedList - Maximum Twin Sum of a Linked List - Did very suboptimal solution BST - Delete Node in a BST - Got lazy and messed up the logic Graphs - Number of provinces - Reorder Routes to Make All Paths Lead to the City Zero - Evaluate Division - Almost there - got lazy Heap - Kth Largest Element in an Array - First heap problem - didn't know how to use - Maximum Subsequence Score - Didn't have the slightest intuition how to do this - Total Cost to Hire K Workers Binary Search - Guess Number Higher or Lower - Got lazy kept making minor errors - Find Peak Element - Today was a disaster. I could have got this especially once I knew it was binary search - Koko Eating Bananas - Brute force solution got DP - Domino and Tromino Tiling - Didn't figure out the transition function - Longest Common Subsequence - Almost had it but slight mess up in the transition function Intervals - Non-overlapping Intervals - First interval question didn't know how to do it Monotonic Stack - Daily Temperatures - First monotonic stack question not sure how to do it - Online Stock Span