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DSA Corner

Dashboard Questions Topics Companies Sheets

TikTok Interview Questions

126 coding problems asked in TikTok interviews. Prepare for your technical interview with real questions.

126

Problems

14

Easy

77

Medium

35

Hard

Difficulty

All126 Easy14 Medium77 Hard35

Status	Title	Video	Leetcode	Solve	Difficulty	Companies	Topics
	1573. Number of Ways to Split a String			Solve	Medium	Microsoft+1	Math String
	1762. Buildings With an Ocean View			Solve	Medium	Amazon+5	Array Monotonic Stack+1
	1774. Closest Dessert Cost			Solve	Medium	Bytedance+2	Array Backtracking+1
	1860. Incremental Memory Leak			Solve	Medium	TikTok	Math Simulation
	1901. Find a Peak Element II			Solve	Medium	Amazon+4	Array Binary Search+1
	1944. Number of Visible People in a Queue			Solve	Hard	Amazon+5	Array Monotonic Stack+1
	1974. Minimum Time to Type Word Using Special Typewriter			Solve	Easy	TikTok	Greedy String
	1996. The Number of Weak Characters in the Game			Solve	Medium	Bytedance+2	Array Greedy+3
	2055. Plates Between Candles			Solve	Medium	Amazon+1	Array Binary Search+2
	2096. Step-By-Step Directions From a Binary Tree Node to Another			Solve	Medium	Amazon+5	Binary Tree Depth-First Search+2
	2115. Find All Possible Recipes from Given Supplies			Solve	Medium	Amazon+5	Array Graph+3
	2145. Count the Hidden Sequences			Solve	Medium	Amazon+1	Array Prefix Sum
	2158. Amount of New Area Painted Each Day			Solve	Hard	Google+2	Array Ordered Set+1
	2217. Find Palindrome With Fixed Length			Solve	Medium	TikTok+1	Array Math
	2263. Make Array Non-decreasing or Non-increasing			Solve	Hard	TikTok+1	Dynamic Programming Greedy
	2402. Meeting Rooms III			Solve	Hard	Amazon+4	Array Hash Table+3
	2414. Length of the Longest Alphabetical Continuous Substring			Solve	Medium	TikTok	String
	2420. Find All Good Indices			Solve	Medium	Amazon+3	Array Dynamic Programming+1
	2422. Merge Operations to Turn Array Into a Palindrome			Solve	Medium	Accolite+3	Array Greedy+1
	2456. Most Popular Video Creator			Solve	Medium	TikTok	Array Hash Table+3
	2523. Closest Prime Numbers in Range			Solve	Medium	TikTok	Math Number Theory
	2552. Count Increasing Quadruplets			Solve	Hard	SAP+1	Array Binary Indexed Tree+3
	2640. Find the Score of All Prefixes of an Array			Solve	Medium	TikTok	Array Prefix Sum
	2659. Make Array Empty			Solve	Hard	TikTok	Array Binary Indexed Tree+5
	2799. Count Complete Subarrays in an Array			Solve	Medium	TikTok	Array Hash Table+1
	2863. Maximum Length of Semi-Decreasing Subarrays			Solve	Medium	Google+1	Array Monotonic Stack+2

Number of Ways to Split a String

Medium📹 Video

Microsoft+1

Buildings With an Ocean View

Medium✓ Solution📹 Video

Amazon+5

Array Monotonic Stack Stack

Closest Dessert Cost

Medium📹 Video

Bytedance+2

Array Backtracking Dynamic Programming

Incremental Memory Leak

Medium📹 Video

TikTok

Math Simulation

Find a Peak Element II

Medium📹 Video

Amazon+4

Array Binary Search Matrix

Number of Visible People in a Queue

Hard📹 Video

Amazon+5

Array Monotonic Stack Stack

Minimum Time to Type Word Using Special Typewriter

Easy📹 Video

TikTok

The Number of Weak Characters in the Game

Medium✓ Solution📹 Video

Bytedance+2

Array Greedy Monotonic Stack+2

Plates Between Candles

Medium📹 Video

Amazon+1

Array Binary Search Prefix Sum+1

Step-By-Step Directions From a Binary Tree Node to Another

Medium✓ Solution📹 Video

Amazon+5

Binary Tree Depth-First Search String+1

Find All Possible Recipes from Given Supplies

Medium📹 Video

Amazon+5

Array Graph Hash Table+2

Count the Hidden Sequences

Medium📹 Video

Amazon+1

Array Prefix Sum

Amount of New Area Painted Each Day

Hard📹 Video

Google+2

Array Ordered Set Segment Tree

Find Palindrome With Fixed Length

Medium📹 Video

TikTok+1

Make Array Non-decreasing or Non-increasing

Hard📹 Video

TikTok+1

Dynamic Programming Greedy

Meeting Rooms III

Hard✓ Solution📹 Video

Amazon+4

Array Hash Table Heap (Priority Queue)+2

Length of the Longest Alphabetical Continuous Substring

Medium📹 Video

TikTok

Find All Good Indices

Medium📹 Video

Amazon+3

Array Dynamic Programming Prefix Sum

Merge Operations to Turn Array Into a Palindrome

Medium📹 Video

Accolite+3

Array Greedy Two Pointers

Most Popular Video Creator

Medium📹 Video

TikTok

Array Hash Table Heap (Priority Queue)+2

Closest Prime Numbers in Range

Medium📹 Video

TikTok

Math Number Theory

Count Increasing Quadruplets

Hard📹 Video

SAP+1

Array Binary Indexed Tree Dynamic Programming+2

Find the Score of All Prefixes of an Array

Medium📹 Video

TikTok

Array Prefix Sum

Make Array Empty

Hard📹 Video

TikTok

Array Binary Indexed Tree Binary Search+4

Count Complete Subarrays in an Array

Medium📹 Video

TikTok

Array Hash Table Sliding Window

Maximum Length of Semi-Decreasing Subarrays

Medium📹 Video

Google+1

Array Monotonic Stack Sorting+1

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