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Lucid DSA Interview Questions

6 curated coding interview questions directly asked in Lucid technical rounds, sorted by frequency with recency and difficulty diagnostics.

6 Total Questions
2 (33%) Easy Problems
3 (50%) Medium Problems
1 (17%) Hard Problems
🔥 Most Tested Topics:
Trees (2)Dynamic Programming (1)Arrays (1)Strings (1)Graphs (1)
📂 Sourced Datasets:
All questionsOlder than 6 months
Showing 6 of 6 displayed
IDProblemDifficultyTopicPatternAcceptanceFrequencyRecency
2603Collect Coins in a TreeHardTrees; Dynamic ProgrammingDFS / BFS; State Transition40.1%100.0%all
1742Maximum Number of Balls in a BoxEasyArraysSorting / Prefix / Scan74.9%100.0%all
20Valid ParenthesesEasyStringsHashing / Sliding Window44.2%75.0%all
200Number of IslandsMediumGraphsBFS / DFS / Topological Sort64.4%75.0%all
155Min StackMediumStack / QueueMonotonic Stack / Simulation58.2%62.5%all
236Lowest Common Ancestor of a Binary TreeMediumTreesDFS / BFS69.3%62.5%all