Hbc Digital LeetCode Interview Questions

Practice 50 real coding problems frequently asked in Hbc Digital technical interviews. Master these questions to ace your next Hbc Digital software engineering interview.

15 Easy

27 Medium

8 Hard

Top Topics at Hbc Digital

Array String Hash Table Two Pointers Dynamic Programming

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Problem	DifficultyDiff	Frequency	Topics	Action
N-Queens 100%	HardH	100%	Array Backtracking	Solve→
Convert Binary Search Tree to Sorted Doubly Linked List 92%	MediumM	92%	Linked List Stack+5	Solve→
Create Hello World Function 89%	EasyE	89%		Solve→
Design an Ordered Stream 83%	EasyE	83%	Array Hash Table+2	Solve→
Shortest Palindrome 83%	HardH	83%	String Rolling Hash+2	Solve→
Check If a Word Occurs As a Prefix of Any Word in a Sentence 82%	EasyE	82%	Two Pointers String+1	Solve→
Minimum Operations to Make Character Frequencies Equal 78%	HardH	78%	Hash Table String+3	Solve→
Remove All Adjacent Duplicates In String 78%	EasyE	78%	String Stack	Solve→
Spiral Matrix 78%	MediumM	78%	Array Matrix+1	Solve→
Convert Sorted List to Binary Search Tree 78%	MediumM	78%	Linked List Divide and Conquer+3	Solve→
Remove Duplicates from Sorted Array 75%	EasyE	75%	Array Two Pointers	Solve→
Add Two Integers 74%	EasyE	74%	Math	Solve→
Regular Expression Matching 72%	HardH	72%	String Dynamic Programming+1	Solve→
Search in Rotated Sorted Array 71%	MediumM	71%	Array Binary Search	Solve→
Zero Array Transformation III 71%	MediumM	71%	Array Greedy+3	Solve→
Alien Dictionary 67%	HardH	67%	Array String+4	Solve→
Median of Two Sorted Arrays 66%	HardH	66%	Array Binary Search+1	Solve→
Count Unhappy Friends 65%	MediumM	65%	Array Simulation	Solve→
Plus One 65%	EasyE	65%	Array Math	Solve→
Remove Element 64%	EasyE	64%	Array Two Pointers	Solve→
Permutations 63%	MediumM	63%	Array Backtracking	Solve→
Construct Quad Tree 62%	MediumM	62%	Array Divide and Conquer+2	Solve→
Palindromic Substrings 60%	MediumM	60%	Two Pointers String+1	Solve→
Binary Tree Right Side View 60%	MediumM	60%	Tree Depth-First Search+2	Solve→
Is Subsequence 60%	EasyE	60%	Two Pointers String+1	Solve→

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Maximize Amount After Two Days of Conversions 58%	MediumM	58%	Array String+3	Solve→
Minimum Path Sum 56%	MediumM	56%	Array Dynamic Programming+1	Solve→
Maximum Beauty of an Array After Applying Operation 55%	MediumM	55%	Array Binary Search+2	Solve→
Friends Of Appropriate Ages 55%	MediumM	55%	Array Two Pointers+2	Solve→
Longest Consecutive Sequence 52%	MediumM	52%	Array Hash Table+1	Solve→
Maximum Subarray 52%	MediumM	52%	Array Divide and Conquer+1	Solve→
Maximum Swap 51%	MediumM	51%	Math Greedy	Solve→
Analyze User Website Visit Pattern 50%	MediumM	50%	Array Hash Table+1	Solve→
Kth Missing Positive Number 45%	EasyE	45%	Array Binary Search	Solve→
Counting Bits 45%	EasyE	45%	Dynamic Programming Bit Manipulation	Solve→
Custom Sort String 44%	MediumM	44%	Hash Table String+1	Solve→
Find the Celebrity 44%	MediumM	44%	Two Pointers Graph+1	Solve→
Merge Strings Alternately 42%	EasyE	42%	Two Pointers String	Solve→
Find K Closest Elements 40%	MediumM	40%	Array Two Pointers+4	Solve→
Design Tic-Tac-Toe 37%	MediumM	37%	Array Hash Table+3	Solve→
Valid Anagram 35%	EasyE	35%	Hash Table String+1	Solve→
Minimum Remove to Make Valid Parentheses 35%	MediumM	35%	String Stack	Solve→
Check if One String Swap Can Make Strings Equal 35%	EasyE	35%	Hash Table String+1	Solve→
Rotting Oranges 34%	MediumM	34%	Array Breadth-First Search+1	Solve→
Accounts Merge 33%	MediumM	33%	Array Hash Table+5	Solve→
Valid Number 29%	HardH	29%	String	Solve→
Rank Teams by Votes 28%	MediumM	28%	Array Hash Table+3	Solve→
Linked List Cycle 27%	EasyE	27%	Hash Table Linked List+1	Solve→
K Inverse Pairs Array 27%	HardH	27%	Dynamic Programming	Solve→
Maximum Product Subarray 20%	MediumM	20%	Array Dynamic Programming	Solve→

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Frequently Asked Questions

What LeetCode problems does Hbc Digital ask in interviews?

Hbc Digital commonly asks 50 coding problems in technical interviews, including N-Queens, Convert Binary Search Tree to Sorted Doubly Linked List, Create Hello World Function. The difficulty breakdown is 15 Easy, 27 Medium, and 8 Hard problems.

How should I prepare for a Hbc Digital coding interview?

Focus on the most frequently asked problems first, especially those with high frequency scores. Hbc Digital interviews typically emphasize Array and String. Practice explaining your thought process while coding.

What is the difficulty level of Hbc Digital coding interviews?

Based on our data, Hbc Digital interviews include 15 Easy (30%), 27 Medium (54%), and 8 Hard (16%) problems.

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Hbc Digital LeetCode Interview Questions

Practice 50 real coding problems frequently asked in Hbc Digital technical interviews. Master these questions to ace your next Hbc Digital software engineering interview.

15 Easy

27 Medium

8 Hard

Top Topics at Hbc Digital

Array String Hash Table Two Pointers Dynamic Programming

Ace your Hbc Digital interview with AI

Get real-time AI assistance during your actual interview. Invisible to screensharing.

Start Free Trial

Problem	DifficultyDiff	Frequency	Topics	Action
N-Queens 100%	HardH	100%	Array Backtracking	Solve→
Convert Binary Search Tree to Sorted Doubly Linked List 92%	MediumM	92%	Linked List Stack+5	Solve→
Create Hello World Function 89%	EasyE	89%		Solve→
Design an Ordered Stream 83%	EasyE	83%	Array Hash Table+2	Solve→
Shortest Palindrome 83%	HardH	83%	String Rolling Hash+2	Solve→
Check If a Word Occurs As a Prefix of Any Word in a Sentence 82%	EasyE	82%	Two Pointers String+1	Solve→
Minimum Operations to Make Character Frequencies Equal 78%	HardH	78%	Hash Table String+3	Solve→
Remove All Adjacent Duplicates In String 78%	EasyE	78%	String Stack	Solve→
Spiral Matrix 78%	MediumM	78%	Array Matrix+1	Solve→
Convert Sorted List to Binary Search Tree 78%	MediumM	78%	Linked List Divide and Conquer+3	Solve→
Remove Duplicates from Sorted Array 75%	EasyE	75%	Array Two Pointers	Solve→
Add Two Integers 74%	EasyE	74%	Math	Solve→
Regular Expression Matching 72%	HardH	72%	String Dynamic Programming+1	Solve→
Search in Rotated Sorted Array 71%	MediumM	71%	Array Binary Search	Solve→
Zero Array Transformation III 71%	MediumM	71%	Array Greedy+3	Solve→
Alien Dictionary 67%	HardH	67%	Array String+4	Solve→
Median of Two Sorted Arrays 66%	HardH	66%	Array Binary Search+1	Solve→
Count Unhappy Friends 65%	MediumM	65%	Array Simulation	Solve→
Plus One 65%	EasyE	65%	Array Math	Solve→
Remove Element 64%	EasyE	64%	Array Two Pointers	Solve→
Permutations 63%	MediumM	63%	Array Backtracking	Solve→
Construct Quad Tree 62%	MediumM	62%	Array Divide and Conquer+2	Solve→
Palindromic Substrings 60%	MediumM	60%	Two Pointers String+1	Solve→
Binary Tree Right Side View 60%	MediumM	60%	Tree Depth-First Search+2	Solve→
Is Subsequence 60%	EasyE	60%	Two Pointers String+1	Solve→

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Maximize Amount After Two Days of Conversions 58%	MediumM	58%	Array String+3	Solve→
Minimum Path Sum 56%	MediumM	56%	Array Dynamic Programming+1	Solve→
Maximum Beauty of an Array After Applying Operation 55%	MediumM	55%	Array Binary Search+2	Solve→
Friends Of Appropriate Ages 55%	MediumM	55%	Array Two Pointers+2	Solve→
Longest Consecutive Sequence 52%	MediumM	52%	Array Hash Table+1	Solve→
Maximum Subarray 52%	MediumM	52%	Array Divide and Conquer+1	Solve→
Maximum Swap 51%	MediumM	51%	Math Greedy	Solve→
Analyze User Website Visit Pattern 50%	MediumM	50%	Array Hash Table+1	Solve→
Kth Missing Positive Number 45%	EasyE	45%	Array Binary Search	Solve→
Counting Bits 45%	EasyE	45%	Dynamic Programming Bit Manipulation	Solve→
Custom Sort String 44%	MediumM	44%	Hash Table String+1	Solve→
Find the Celebrity 44%	MediumM	44%	Two Pointers Graph+1	Solve→
Merge Strings Alternately 42%	EasyE	42%	Two Pointers String	Solve→
Find K Closest Elements 40%	MediumM	40%	Array Two Pointers+4	Solve→
Design Tic-Tac-Toe 37%	MediumM	37%	Array Hash Table+3	Solve→
Valid Anagram 35%	EasyE	35%	Hash Table String+1	Solve→
Minimum Remove to Make Valid Parentheses 35%	MediumM	35%	String Stack	Solve→
Check if One String Swap Can Make Strings Equal 35%	EasyE	35%	Hash Table String+1	Solve→
Rotting Oranges 34%	MediumM	34%	Array Breadth-First Search+1	Solve→
Accounts Merge 33%	MediumM	33%	Array Hash Table+5	Solve→
Valid Number 29%	HardH	29%	String	Solve→
Rank Teams by Votes 28%	MediumM	28%	Array Hash Table+3	Solve→
Linked List Cycle 27%	EasyE	27%	Hash Table Linked List+1	Solve→
K Inverse Pairs Array 27%	HardH	27%	Dynamic Programming	Solve→
Maximum Product Subarray 20%	MediumM	20%	Array Dynamic Programming	Solve→