All TikTok Coding Interview Questions
317 questions we track for TikTok, most frequently asked first. Practice any of them in the code editor and get AI feedback on your solution.
- Junior10% (33)
- Mid/Senior69% (220)
- Staff20% (64)
Questionspage 2 of 4
- Binary Tree Right Side View15 companiesMid/Senior
- Number of Islands81 companiesMid/Senior
- Happy Number27 companiesJunior
- Reverse Linked List34 companiesJunior
- Course Schedule41 companiesMid/Senior
- Minimum Size Subarray Sum18 companiesMid/Senior
- Course Schedule II35 companiesMid/Senior
- Word Search II20 companiesStaff
- House Robber II19 companiesMid/Senior
- Kth Largest Element in an Array42 companiesMid/Senior
- The Skyline Problem14 companiesStaff
- Maximal Square28 companiesMid/Senior
- Basic Calculator23 companiesStaff
- Invert Binary Tree10 companiesJunior
- Basic Calculator II33 companiesMid/Senior
- Kth Smallest Element in a BST11 companiesMid/Senior
- Lowest Common Ancestor of a Binary Tree22 companiesMid/Senior
- Product of Array Except Self44 companiesMid/Senior
- Sliding Window Maximum46 companiesStaff
- Search a 2D Matrix II17 companiesMid/Senior
- Meeting Rooms10 companiesJunior
- Meeting Rooms II43 companiesMid/Senior
- 3Sum Smaller7 companiesMid/Senior
- Graph Valid Tree8 companiesMid/Senior
- Alien Dictionary17 companiesStaff
- Expression Add Operators7 companiesStaff
- Move Zeroes47 companiesJunior
- Walls and Gates12 companiesMid/Senior
- Find the Duplicate Number22 companiesMid/Senior
- Word Pattern II6 companiesMid/Senior
- Longest Increasing Subsequence31 companiesMid/Senior
- Remove Invalid Parentheses10 companiesStaff
- Number of Islands II7 companiesStaff
- Best Time to Buy and Sell Stock with Cooldown8 companiesMid/Senior
- Sparse Matrix Multiplication9 companiesMid/Senior
- Binary Tree Vertical Order Traversal10 companiesMid/Senior
- Remove Duplicate Letters13 companiesMid/Senior
- Shortest Distance from All Buildings13 companiesStaff
- Coin Change42 companiesMid/Senior
- Number of Connected Components in an Undirected Graph8 companiesMid/Senior
- Maximum Size Subarray Sum Equals k8 companiesMid/Senior
- Longest Increasing Path in a Matrix16 companiesStaff
- House Robber III15 companiesMid/Senior
- Longest Substring with At Most K Distinct Characters12 companiesMid/Senior
- Top K Frequent Elements52 companiesMid/Senior
- Water and Jug Problem8 companiesMid/Senior
- Combination Sum IV6 companiesMid/Senior
- Kth Smallest Element in a Sorted Matrix10 companiesMid/Senior
- Decode String40 companiesMid/Senior
- Longest Substring with At Least K Repeating Characters9 companiesMid/Senior
- Evaluate Division23 companiesMid/Senior
- Nth Digit7 companiesMid/Senior
- Remove K Digits23 companiesMid/Senior
- Frog Jump10 companiesStaff
- Valid Word Abbreviation8 companiesJunior
- Arithmetic Slices6 companiesMid/Senior
- Add Strings14 companiesJunior
- Partition Equal Subset Sum16 companiesMid/Senior
- Pacific Atlantic Water Flow12 companiesMid/Senior
- Longest Repeating Character Replacement22 companiesMid/Senior
- Non-overlapping Intervals18 companiesMid/Senior
- Path Sum III10 companiesMid/Senior
- Find All Anagrams in a String16 companiesMid/Senior
- K-th Smallest in Lexicographical Order7 companiesStaff
- Find All Duplicates in an Array11 companiesMid/Senior
- String Compression38 companiesMid/Senior
- Add Two Numbers II8 companiesMid/Senior
- Minimum Number of Arrows to Burst Balloons8 companiesMid/Senior
- 132 Pattern9 companiesMid/Senior
- Validate IP Address12 companiesMid/Senior
- Concatenated Words3 companiesStaff
- Matchsticks to Square9 companiesMid/Senior
- Heaters12 companiesMid/Senior
- Next Greater Element I16 companiesJunior
- Diagonal Traverse12 companiesMid/Senior
- The Maze II6 companiesMid/Senior
- Coin Change II12 companiesMid/Senior
- Contiguous Array14 companiesMid/Senior
- Minesweeper9 companiesMid/Senior
- Diameter of Binary Tree19 companiesJunior
- Next Greater Element III13 companiesMid/Senior
- Subarray Sum Equals K46 companiesMid/Senior
- Permutation in String16 companiesMid/Senior
- Shortest Unsorted Continuous Subarray9 companiesMid/Senior
- Valid Square4 companiesMid/Senior
- Construct String from Binary Tree3 companiesMid/Senior
- Add Bold Tag in String6 companiesMid/Senior
- Task Scheduler25 companiesMid/Senior
- Maximum Product of Three Numbers15 companiesJunior
- Replace Words5 companiesMid/Senior
- 2 Keys Keyboard7 companiesMid/Senior
- Find K Closest Elements19 companiesMid/Senior
- Maximum Width of Binary Tree8 companiesMid/Senior
- Maximum Swap8 companiesMid/Senior
- Number of Longest Increasing Subsequence7 companiesMid/Senior
- Valid Parenthesis String15 companiesMid/Senior
- 24 Game7 companiesStaff
- Valid Palindrome II16 companiesJunior
- Stickers to Spell Word4 companiesStaff
- Top K Frequent Words24 companiesMid/Senior