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30 questions

Interview frequency breakdown: 30-day, 3-month, 6-month & all-time

10 Easy 17 Med 3 Hard

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Showing 30 questions

#1Two SumEasyarrayNeetCode

100% Freq

#104Maximum Depth of Binary TreeEasytreeNeetCode

100% Freq

#146LRU CacheMediumhash tableNeetCode

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#206Reverse Linked ListEasylinked listNeetCode

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#297Serialize and Deserialize Binary TreeHardstringNeetCode

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#347Top K Frequent ElementsMediumarrayNeetCode

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#479Largest Palindrome ProductHardmathWalkCCC

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#4Median of Two Sorted ArraysHardarrayNeetCode

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#13Roman to IntegerEasyhash tableNeetCode

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#139Word BreakMediumarrayNeetCode

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#141Linked List CycleEasyhash tableNeetCode

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#217Contains DuplicateEasyarrayNeetCode

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#284Peeking IteratorMediumarrayWalkCCC

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#491Non-decreasing SubsequencesMediumarrayWalkCCC

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#624Maximum Distance in ArraysMediumarrayWalkCCC

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#693Binary Number with Alternating BitsEasybit manipulationWalkCCC

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#1030Matrix Cells in Distance OrderEasyarrayWalkCCC

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#39Combination SumMediumarrayNeetCode

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#14Longest Common PrefixEasyarrayNeetCode

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#20Valid ParenthesesEasystringNeetCode

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#54Spiral MatrixMediumarrayNeetCode

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#79Word SearchMediumarrayNeetCode

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#93Restore IP AddressesMediumstringWalkCCC

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#98Validate Binary Search TreeMediumtreeNeetCode

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#162Find Peak ElementMediumarrayNeetCode

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#341Flatten Nested List IteratorMediumstackWalkCCC

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#399Evaluate DivisionMediumarrayNeetCode

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#560Subarray Sum Equals KMediumarrayNeetCode

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#253Meeting Rooms IIMediumarrayNeetCode

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#394Decode StringMediumstringNeetCode

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