TikTok Interview Guide

Showing 3 of 425 questions

Ranking

A question's ranking corresponds to how commonly it's asked by TikTok. The higher the ranking, the more likely you'll encounter it in a TikTok interview.

Question

Frequency

Difficulty

Subarray Sum Equals K

Determine the total number of continuous subarrays within a given array that sum up to a specific target value, k.

ArraysSliding Windows

Very likely

If you have a TikTok interview, it's very likely that you will get this question

Medium

#1. Subarray Sum Equals K

Medium

Determine the total number of continuous subarrays within a given array that sum up to a specific target value, k.

ArraysSliding Windows

This question is very likely to be asked in your TikTok interview

Longest Substring Without Repeating Characters

Find the length of the longest substring within a given string that contains no repeating characters. The substring must be contiguous.

StringsSliding Windows

Very likely

If you have a TikTok interview, it's very likely that you will get this question

Medium

#2. Longest Substring Without Repeating Characters

Medium

Find the length of the longest substring within a given string that contains no repeating characters. The substring must be contiguous.

StringsSliding Windows

This question is very likely to be asked in your TikTok interview

Generate Parentheses

Given a number 'n', generate all possible well-formed (balanced) parentheses strings of length 2*n. For instance, if n=3, you need to create all valid combinations like '((()))', '(()())', etc.

RecursionStrings

Very likely

If you have a TikTok interview, it's very likely that you will get this question

Medium

#3. Generate Parentheses

Medium

Given a number 'n', generate all possible well-formed (balanced) parentheses strings of length 2*n. For instance, if n=3, you need to create all valid combinations like '((()))', '(()())', etc.

RecursionStrings

This question is very likely to be asked in your TikTok interview

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