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Frontend Interview Problems
525 matching
Categories
All
525
⚛️
React
60
📜
JavaScript
85
🧠
JavaScript Quiz
164
🧮
Algorithm
70
🎨
CSS
13
🏗️
System Design
39
🌐
Web Fundamentals
94
Difficulty
All
525
Easy
198
Medium
280
Hard
47
Pick a Random Challenge
Trending Companies
Google
35
Adobe
26
Apple
25
Microsoft
25
Amazon
24
Facebook
19
Uber
16
Atlassian
14
Netflix
10
LinkedIn
9
Meta
9
Agoda
7
Rippling
7
ThoughtSpot
7
Alibaba
6
Airbnb
5
Roku
5
Zeta
5
Meesho
4
Reddit
3
Upstox
3
Pinterest
2
Affirm
1
Akuna Capital
1
Confluent
1
Discord
1
Dropbox
1
Figma
1
Ixigo
1
Slack
1
Stack Overflow
1
TikTok
1
X
1
Yelp
1
Zoom
1
525 matching
Categories
All
525
⚛️
React
60
📜
JavaScript
85
🧠
JavaScript Quiz
164
🧮
Algorithm
70
🎨
CSS
13
🏗️
System Design
39
🌐
Web Fundamentals
94
Difficulty
All
525
Easy
198
Medium
280
Hard
47
Pick a Random Challenge
Trending Companies
Google
35
Adobe
26
Apple
25
Microsoft
25
Amazon
24
Facebook
19
Uber
16
Atlassian
14
Netflix
10
LinkedIn
9
Meta
9
Agoda
7
Rippling
7
ThoughtSpot
7
Alibaba
6
Airbnb
5
Roku
5
Zeta
5
Meesho
4
Reddit
3
Upstox
3
Pinterest
2
Affirm
1
Akuna Capital
1
Confluent
1
Discord
1
Dropbox
1
Figma
1
Ixigo
1
Slack
1
Stack Overflow
1
TikTok
1
X
1
Yelp
1
Zoom
1
Solved:
0
/
70
70 matching • page 1/4
#
Title
Category
Acceptance
Difficulty
Actions
5
Two Sum - Product Recommendations
Acc:
59.7%
Easy
🧮
Algorithm
59.7%
Easy
6
Find All Reachable Nodes in Tree
Acc:
70.0%
Medium
🧮
Algorithm
70.0%
Medium
12
Course Schedule
Acc:
72.7%
Medium
🧮
Algorithm
72.7%
Medium
13
Longest Substring Without Repeating Characters - Session Management
Acc:
67.7%
Medium
🧮
Algorithm
67.7%
Medium
15
Trapping Rain Water
PRO
Acc:
54.5%
Hard
+2
🧮
Algorithm
54.5%
Hard
18
LRU Cache - Browser Cache Manager
Acc:
73.1%
Medium
🧮
Algorithm
73.1%
Medium
27
Contains Duplicate - Duplicate Detection
Acc:
75.7%
Easy
🧮
Algorithm
75.7%
Easy
29
Sliding Window Maximum - Analytics Windows
Acc:
64.0%
Hard
🧮
Algorithm
64.0%
Hard
33
Rotate Array - Circular Shift
Acc:
75.0%
Medium
🧮
Algorithm
75.0%
Medium
37
Minimum Window Substring
Acc:
70.0%
Hard
🧮
Algorithm
70.0%
Hard
50
Word Search - Grid Search
Acc:
81.0%
Medium
🧮
Algorithm
81.0%
Medium
52
Notification Scheduler with Cooldown Periods
Acc:
65.8%
Medium
🧮
Algorithm
65.8%
Medium
53
Undo/Redo for Text Editor
Acc:
79.2%
Medium
🧮
Algorithm
79.2%
Medium
59
Insert Interval - Calendar Management
Acc:
70.0%
Medium
🧮
Algorithm
70.0%
Medium
63
Longest Palindromic Substring
Acc:
64.5%
Medium
🧮
Algorithm
64.5%
Medium
65
Merge Intervals - Calendar Scheduler
Acc:
76.9%
Medium
🧮
Algorithm
76.9%
Medium
66
Move Zeroes - Array Reordering
Acc:
79.4%
Easy
🧮
Algorithm
79.4%
Easy
70
Isomorphic Strings - Pattern Matching
Acc:
87.5%
Easy
🧮
Algorithm
87.5%
Easy
75
Shortest Path in a Grid with Obstacles Elimination
Acc:
36.2%
Hard
🧮
Algorithm
36.2%
Hard
76
Next Lexicographical Permutation
Acc:
75.0%
Medium
🧮
Algorithm
75.0%
Medium
Showing 1 to 20 of 70 problems
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