Valon LeetCode Interview Questions
Practice 39 real coding problems frequently asked in Valon technical interviews. Master these questions to ace your next Valon software engineering interview.
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Valon Interview Problems
| Problem | DifficultyDiff | Action |
|---|---|---|
Longest Increasing Subsequence 100% | MediumM | Solve→ |
Line Reflection 92% | MediumM | Solve→ |
Permutation in String 86% | MediumM | Solve→ |
Asteroid Collision 85% | MediumM | Solve→ |
Search Suggestions System 83% | MediumM | Solve→ |
Isomorphic Strings 79% | EasyE | Solve→ |
Move Zeroes 79% | EasyE | Solve→ |
Coin Change II 78% | MediumM | Solve→ |
Make String a Subsequence Using Cyclic Increments 77% | MediumM | Solve→ |
Insert into a Sorted Circular Linked List 76% | MediumM | Solve→ |
Longest Arithmetic Subsequence of Given Difference 74% | MediumM | Solve→ |
Is Subsequence 71% | EasyE | Solve→ |
Two Sum II - Input Array Is Sorted 70% | MediumM | Solve→ |
Design Snake Game 67% | MediumM | Solve→ |
Best Time to Buy and Sell Stock 65% | EasyE | Solve→ |
Walls and Gates 64% | MediumM | Solve→ |
Permutations 62% | MediumM | Solve→ |
Accounts Merge 61% | MediumM | Solve→ |
Sqrt(x) 59% | EasyE | Solve→ |
Maximum Sum Circular Subarray 59% | MediumM | Solve→ |
Palindrome Number 56% | EasyE | Solve→ |
Longest Subarray of 1's After Deleting One Element 54% | MediumM | Solve→ |
Buildings With an Ocean View 52% | MediumM | Solve→ |
Random Pick Index 52% | MediumM | Solve→ |
All Nodes Distance K in Binary Tree 52% | MediumM | Solve→ |
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Number of Islands 48% | MediumM | Solve→ |
Squares of a Sorted Array 47% | EasyE | Solve→ |
Lowest Common Ancestor of a Binary Tree III 44% | MediumM | Solve→ |
Boundary of Binary Tree 43% | MediumM | Solve→ |
Merge Intervals 40% | MediumM | Solve→ |
Find the Celebrity 38% | MediumM | Solve→ |
Kth Largest Element in an Array 36% | MediumM | Solve→ |
Remove All Occurrences of a Substring 35% | MediumM | Solve→ |
Maximum Depth of Binary Tree 32% | EasyE | Solve→ |
Missing Number 29% | EasyE | Solve→ |
Populating Next Right Pointers in Each Node 28% | MediumM | Solve→ |
Lowest Common Ancestor of a Binary Search Tree 27% | MediumM | Solve→ |
Lowest Common Ancestor of a Binary Tree 24% | MediumM | Solve→ |
Implement Queue using Stacks 24% | EasyE | Solve→ |
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Frequently Asked Questions
What LeetCode problems does Valon ask in interviews?
Valon commonly asks 39 coding problems in technical interviews, including Longest Increasing Subsequence, Line Reflection, Permutation in String. The difficulty breakdown is 10 Easy, 29 Medium, and 0 Hard problems.
How should I prepare for a Valon coding interview?
Focus on the most frequently asked problems first, especially those with high frequency scores. Valon interviews typically emphasize Array and Hash Table. Practice explaining your thought process while coding.
What is the difficulty level of Valon coding interviews?
Based on our data, Valon interviews include 10 Easy (26%), 29 Medium (74%), and 0 Hard (0%) problems.
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