TikTok OA Questions 2023: What Candidates Actually Saw

Last updated: May 2026

8+ TikTok online assessment questions reported by candidates who took the OA in 2023. Sourced from 1Point3Acres, LeetCode, Blind, Glassdoor, and Reddit. Data grows as new reports are added.

TikTok OA Format in 2023

The TikTok online assessment has followed a consistent format across multiple hiring cycles. Based on 2023 reports in the database, candidates typically see 2 to 3 algorithmic coding problems delivered through a proctored online platform (most commonly HackerRank). Some roles include additional behavioral or work-simulation components after the coding section.

Time limits reported by candidates range from 70 to 110 minutes for the full assessment. The coding problems are auto-graded, so edge case handling and runtime efficiency both matter. Partial credit is available on some platforms if your solution passes a subset of test cases.

Real TikTok OA Questions from 2023

Tiktok OA 2023 Questions

dp leetcode

If possible, please provide answer in python # Q1: Integer denoting the maximum popularity. <br><br> # Q2: Good Subset of a Binary Matrix [<br><br> # Q3: Can I Survive? Kindly provide the solution in python. <br><br> # Q4:...

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XOR of subarrays

bit manipulation leetcode

There was a question in my tiktok oa which was of this sort - Find the number of subarrays of length atleast 3 such that the bitwise XOR of the...

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TIKTOK OA

dp leetcode

You are given an array A of N elements where each element is between 0 and 9 you want to build a number of M digits such that for each digit...

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Tiktok Intern OA

array leetcode

Couldn\'t managed to solve it. Is it 2 ptr approach? def maximumProductSum(memory): n = len(memory) mod = 10*9 + 7 total_efficiency = sum((i + 1) x for i, x in...

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OA Tiktok

array leetcode

A platform has n servers, where the data stored on the ft server is represented by the array memory[I). To manage the server efficiently you can perform the following operation any...

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Tiktok Generic OA ( Nov 20 to 24,2023)

array leetcode

I am trying to work on this OA problem which I got. I was able to pass only 5/15 test case with the code below. I think, there might be...

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TikTok | OA 2023

bit manipulation leetcode

You are given an integer array arr. For 0 <= i < arr.length, 0 <= j < arr.length and i != j return the maximum sum of xor(arr[i], arr[j]) and...

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TikTok Online Assessment Questions - 2023 SWE Internship USA (Please help with answers)

greedy leetcode

Question 1: A company is working on a new algorithm that operates on a special CPU that can handle n types of tasks, and the priority of the ith task...

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Topic Breakdown (2023 OA)

Topics reported by candidates who took the TikTok OA in 2023:

array (3) dp (2) bit manipulation (2) greedy (1)

How to Prepare for the TikTok OA

The TikTok OA is a timed, auto-graded coding test. Preparation is different from interview prep: you need to optimize for both correctness and speed, since partial credit requires passing test cases, not just showing reasoning.

  • Practice timed sessions. Set a timer for 35 to 45 minutes per problem and simulate the real constraint.
  • Focus on the topic clusters that appear most in TikTok OA reports: dynamic programming, graphs, arrays, and strings make up the majority of reported problems.
  • Read the problem constraints carefully before writing code. The constraints often reveal the expected time complexity and algorithm type.
  • Use the LeakCode database to review 2023 OA questions from actual candidates. Pattern recognition across multiple sightings is a stronger prep signal than any single mock problem.
  • If the OA includes a work simulation section, practice under realistic conditions. This section tests judgment and values alignment, not coding ability.

FAQ

What does the TikTok OA look like in 2023?

Based on 2023 candidate reports, the TikTok OA typically includes 2 to 3 coding problems and runs 70 to 110 minutes. Topics lean toward dynamic programming, graphs, arrays, and strings. Some roles include a work simulation section after the coding component.

How long is the TikTok OA?

Most candidates report 70 to 90 minutes for the coding component. Roles with additional work simulation sections extend the total time to 110 to 150 minutes. Check your invitation email for the exact time allocation for your specific role.

What platform does TikTok use for the OA?

TikTok uses HackerRank or its own proprietary platform depending on the role and hiring cycle. Your invitation will specify the platform. Both platforms support multiple languages including Python, Java, C++, and JavaScript.

Are these real TikTok OA questions?

Yes. All questions in the LeakCode database come from candidate reports on 1Point3Acres, Blind, Glassdoor, Reddit, and LeetCode. They are not AI-generated. Each question links to its source where available.

Other TikTok OA Years

Related: TikTok OA Hub · TikTok All Questions · All OA Questions · Data Sources