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TikTok SDE 1

The 50 highest-frequency questions from all time. Finish the strongest signals first.

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Top questions 50

Done	Question	LeetCode
Mark LRU Cache completed	LRU Cache	Solve
Mark Number of Islands completed	Number of Islands	Solve
Mark Longest Increasing Subsequence completed	Longest Increasing Subsequence	Solve
Mark Longest Substring Without Repeating Characters completed	Longest Substring Without Repeating Characters	Solve
Mark Number of Distinct Islands completed	Number of Distinct Islands	Solve
Mark Course Schedule II completed	Course Schedule II	Solve
Mark Meeting Rooms II completed	Meeting Rooms II	Solve
Mark Merge Intervals completed	Merge Intervals	Solve
Mark Trapping Rain Water completed	Trapping Rain Water	Solve
Mark Course Schedule completed	Course Schedule	Solve
Mark Text Justification completed	Text Justification	Solve
Mark Decode String completed	Decode String	Solve
Mark Longest Palindromic Substring completed	Longest Palindromic Substring	Solve
Mark Minimum Window Substring completed	Minimum Window Substring	Solve
Mark Search in Rotated Sorted Array completed	Search in Rotated Sorted Array	Solve
Mark Word Search completed	Word Search	Solve
Mark N-Queens completed	N-Queens	Solve
Mark 3Sum completed	3Sum	Solve
Mark Coin Change completed	Coin Change	Solve
Mark Minimum Swaps to Group All 1's Together completed	Minimum Swaps to Group All 1's Together	Solve
Mark Spiral Matrix completed	Spiral Matrix	Solve
Mark Subarray Sum Equals K completed	Subarray Sum Equals K	Solve
Mark Longest Consecutive Sequence completed	Longest Consecutive Sequence	Solve
Mark Subarray With Elements Greater Than Varying Threshold completed	Subarray With Elements Greater Than Varying Threshold	Solve
Mark Top K Frequent Elements completed	Top K Frequent Elements	Solve
Mark Making A Large Island completed	Making A Large Island	Solve
Mark Maximum Swap completed	Maximum Swap	Solve
Mark Merge k Sorted Lists completed	Merge k Sorted Lists	Solve
Mark Basic Calculator III completed	Basic Calculator III	Solve
Mark House Robber completed	House Robber	Solve
Mark Longest Happy String completed	Longest Happy String	Solve
Mark Maximum Value at a Given Index in a Bounded Array completed	Maximum Value at a Given Index in a Bounded Array	Solve
Mark Snapshot Array completed	Snapshot Array	Solve
Mark Sqrt(x) completed	Sqrt(x)	Solve
Mark Valid Parentheses completed	Valid Parentheses	Solve
Mark Basic Calculator II completed	Basic Calculator II	Solve
Mark Best Time to Buy and Sell Stock completed	Best Time to Buy and Sell Stock	Solve
Mark Two Sum completed	Two Sum	Solve
Mark Insert Delete GetRandom O(1) completed	Insert Delete GetRandom O(1)	Solve
Mark Kth Largest Element in an Array completed	Kth Largest Element in an Array	Solve
Mark Longest Increasing Path in a Matrix completed	Longest Increasing Path in a Matrix	Solve
Mark Valid Parenthesis String completed	Valid Parenthesis String	Solve
Mark Word Ladder completed	Word Ladder	Solve
Mark Add Strings completed	Add Strings	Solve
Mark Daily Temperatures completed	Daily Temperatures	Solve
Mark Design HashMap completed	Design HashMap	Solve
Mark Find Median from Data Stream completed	Find Median from Data Stream	Solve
Mark Generate Parentheses completed	Generate Parentheses	Solve
Mark Meeting Rooms III completed	Meeting Rooms III	Solve
Mark Sort Colors completed	Sort Colors	Solve

Showing the 50 highest-frequency questions from 348 reported in this period.