Urban LeetCode Interview Questions

Practice 30 coding problems currently tagged to Urban. Use the frequency and topic signals to build a focused software engineering interview practice plan.

12 Easy

14 Medium

4 Hard

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Problem	DifficultyDiff	Frequency	Topics	Action
Remove All Adjacent Duplicates In String 100%	EasyE	100%	String Stack	Solve→
Interval List Intersections 86%	MediumM	86%	Array Two Pointers	Solve→
Two Sum 81%	EasyE	81%	Array Hash Table	Solve→
Trips and Users 80%	HardH	80%	Database	Solve→
Find Leaves of Binary Tree 80%	MediumM	80%	Tree Depth-First Search+1	Solve→
Flatten Binary Tree to Linked List 78%	MediumM	78%	Linked List Stack+3	Solve→
The kth Factor of n 73%	MediumM	73%	Math Number Theory	Solve→
Squares of a Sorted Array 73%	EasyE	73%	Array Two Pointers+1	Solve→
String Compression 73%	MediumM	73%	Two Pointers String	Solve→
First Unique Character in a String 69%	EasyE	69%	Hash Table String+2	Solve→
Design HashMap 67%	EasyE	67%	Array Hash Table+3	Solve→
Remove Element 64%	EasyE	64%	Array Two Pointers	Solve→
Valid Anagram 64%	EasyE	64%	Hash Table String+1	Solve→
Binary Tree Zigzag Level Order Traversal 62%	MediumM	62%	Tree Breadth-First Search+1	Solve→
Longest Consecutive Sequence 61%	MediumM	61%	Array Hash Table+1	Solve→
Recyclable and Low Fat Products 59%	EasyE	59%	Database	Solve→
Basic Calculator II 57%	MediumM	57%	Math String+1	Solve→
Accounts Merge 55%	MediumM	55%	Array Hash Table+5	Solve→
Diameter of Binary Tree 50%	EasyE	50%	Tree Depth-First Search+1	Solve→
Walls and Gates 45%	MediumM	45%	Array Breadth-First Search+1	Solve→
Palindrome Linked List 45%	EasyE	45%	Linked List Two Pointers+2	Solve→
Reverse Nodes in k-Group 42%	HardH	42%	Linked List Recursion	Solve→
Longest Increasing Path in a Matrix 41%	HardH	41%	Array Dynamic Programming+6	Solve→
Subarray Sum Equals K 38%	MediumM	38%	Array Hash Table+1	Solve→
Longest Arithmetic Subsequence of Given Difference 32%	MediumM	32%	Array Hash Table+1	Solve→

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Check if One String Swap Can Make Strings Equal 28%	EasyE	28%	Hash Table String+1	Solve→
Majority Element 25%	EasyE	25%	Array Hash Table+3	Solve→
Adding Spaces to a String 23%	MediumM	23%	Array Two Pointers+2	Solve→
Maximum Beauty of an Array After Applying Operation 22%	MediumM	22%	Array Binary Search+2	Solve→
Basic Calculator 20%	HardH	20%	Math String+2	Solve→

Explore company practice sets with a similar number of tagged coding questions.

Frequently Asked Questions

What LeetCode problems are tagged to Urban?

Our current Urban practice dataset contains 30 tagged coding problems, including Remove All Adjacent Duplicates In String, Interval List Intersections, Two Sum. The difficulty breakdown is 12 Easy, 14 Medium, and 4 Hard problems.

How should I prepare for a Urban coding interview?

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

What is the difficulty level of Urban coding interviews?

Based on our data, Urban interviews include 12 Easy (40%), 14 Medium (47%), and 4 Hard (13%) problems.

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Urban LeetCode Interview Questions

Practice 30 coding problems currently tagged to Urban. Use the frequency and topic signals to build a focused software engineering interview practice plan.

12 Easy

14 Medium

4 Hard

Problem	DifficultyDiff	Frequency	Topics	Action
Remove All Adjacent Duplicates In String 100%	EasyE	100%	String Stack	Solve→
Interval List Intersections 86%	MediumM	86%	Array Two Pointers	Solve→
Two Sum 81%	EasyE	81%	Array Hash Table	Solve→
Trips and Users 80%	HardH	80%	Database	Solve→
Find Leaves of Binary Tree 80%	MediumM	80%	Tree Depth-First Search+1	Solve→
Flatten Binary Tree to Linked List 78%	MediumM	78%	Linked List Stack+3	Solve→
The kth Factor of n 73%	MediumM	73%	Math Number Theory	Solve→
Squares of a Sorted Array 73%	EasyE	73%	Array Two Pointers+1	Solve→
String Compression 73%	MediumM	73%	Two Pointers String	Solve→
First Unique Character in a String 69%	EasyE	69%	Hash Table String+2	Solve→
Design HashMap 67%	EasyE	67%	Array Hash Table+3	Solve→
Remove Element 64%	EasyE	64%	Array Two Pointers	Solve→
Valid Anagram 64%	EasyE	64%	Hash Table String+1	Solve→
Binary Tree Zigzag Level Order Traversal 62%	MediumM	62%	Tree Breadth-First Search+1	Solve→
Longest Consecutive Sequence 61%	MediumM	61%	Array Hash Table+1	Solve→
Recyclable and Low Fat Products 59%	EasyE	59%	Database	Solve→
Basic Calculator II 57%	MediumM	57%	Math String+1	Solve→
Accounts Merge 55%	MediumM	55%	Array Hash Table+5	Solve→
Diameter of Binary Tree 50%	EasyE	50%	Tree Depth-First Search+1	Solve→
Walls and Gates 45%	MediumM	45%	Array Breadth-First Search+1	Solve→
Palindrome Linked List 45%	EasyE	45%	Linked List Two Pointers+2	Solve→
Reverse Nodes in k-Group 42%	HardH	42%	Linked List Recursion	Solve→
Longest Increasing Path in a Matrix 41%	HardH	41%	Array Dynamic Programming+6	Solve→
Subarray Sum Equals K 38%	MediumM	38%	Array Hash Table+1	Solve→
Longest Arithmetic Subsequence of Given Difference 32%	MediumM	32%	Array Hash Table+1	Solve→

Pass your interview with AI assistance

Get real-time solutions during your actual coding interview. Invisible to screensharing.

Start Free Trial

Check if One String Swap Can Make Strings Equal 28%	EasyE	28%	Hash Table String+1	Solve→
Majority Element 25%	EasyE	25%	Array Hash Table+3	Solve→
Adding Spaces to a String 23%	MediumM	23%	Array Two Pointers+2	Solve→
Maximum Beauty of an Array After Applying Operation 22%	MediumM	22%	Array Binary Search+2	Solve→
Basic Calculator 20%	HardH	20%	Math String+2	Solve→