Intercom LeetCode Interview Questions
Practice 21 real coding problems frequently asked in Intercom technical interviews. Master these questions to ace your next Intercom software engineering interview.
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Intercom Interview Problems
| Problem | DifficultyDiff | Action |
|---|---|---|
Word Ladder II 100% | HardH | Solve→ |
Unique Paths 94% | MediumM | Solve→ |
Missing Number 85% | EasyE | Solve→ |
Two Sum 84% | EasyE | Solve→ |
Linked List Cycle 76% | EasyE | Solve→ |
Number of Islands II 72% | HardH | Solve→ |
Rotting Oranges 69% | MediumM | Solve→ |
Nested List Weight Sum II 67% | MediumM | Solve→ |
Insert Delete GetRandom O(1) 65% | MediumM | Solve→ |
Continuous Subarrays 64% | MediumM | Solve→ |
Identify the Largest Outlier in an Array 55% | MediumM | Solve→ |
Best Time to Buy and Sell Stock II 55% | MediumM | Solve→ |
Minimum Remove to Make Valid Parentheses 53% | MediumM | Solve→ |
Lowest Common Ancestor of a Binary Search Tree 51% | MediumM | Solve→ |
Remove Letter To Equalize Frequency 45% | EasyE | Solve→ |
Longest Increasing Path in a Matrix 44% | HardH | Solve→ |
Flatten Binary Tree to Linked List 42% | MediumM | Solve→ |
Range Sum of BST 39% | EasyE | Solve→ |
Merge Strings Alternately 31% | EasyE | Solve→ |
Subsets II 31% | MediumM | Solve→ |
Search Insert Position 24% | EasyE | Solve→ |
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Frequently Asked Questions
What LeetCode problems does Intercom ask in interviews?
Intercom commonly asks 21 coding problems in technical interviews, including Word Ladder II, Unique Paths, Missing Number. The difficulty breakdown is 7 Easy, 11 Medium, and 3 Hard problems.
How should I prepare for a Intercom coding interview?
Focus on the most frequently asked problems first, especially those with high frequency scores. Intercom interviews typically emphasize Array and Hash Table. Practice explaining your thought process while coding.
What is the difficulty level of Intercom coding interviews?
Based on our data, Intercom interviews include 7 Easy (33%), 11 Medium (52%), and 3 Hard (14%) problems.
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