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120 questions

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

46 Easy 65 Med 9 Hard

Timeframe:

Showing 120 questions

#567Permutation in StringMediumhash tableNeetCode

100% Freq

30d

#680Valid Palindrome IIEasytwo pointersNeetCode

100% Freq

3m

#849Maximize Distance to Closest PersonMediumarrayWalkCCC

100% Freq

30d

#1493Longest Subarray of 1's After Deleting One ElementMediumarrayWalkCCC

100% Freq

3m

#228Summary RangesEasyarrayWalkCCC

93% Freq

6m

#443String CompressionMediumtwo pointersWalkCCC

93% Freq

3m

#3Longest Substring Without Repeating CharactersMediumhash tableNeetCode

88% Freq

6m

#56Merge IntervalsMediumarrayNeetCode

88% Freq

6m

#658Find K Closest ElementsMediumarrayNeetCode

86% Freq

3m

#986Interval List IntersectionsMediumarrayNeetCode

82% Freq

3m

#560Subarray Sum Equals KMediumarrayNeetCode

82% Freq

6m

#380Insert Delete GetRandom O(1)MediumarrayWalkCCC

77% Freq

3m

#424Longest Repeating Character ReplacementMediumhash tableNeetCode

77% Freq

3m

#1004Max Consecutive Ones IIIMediumarrayWalkCCC

77% Freq

3m

#3105Longest Strictly Increasing or Strictly Decreasing SubarrayEasyarrayWalkCCC

77% Freq

3m

#5Longest Palindromic SubstringMediumtwo pointersNeetCode

75% Freq

6m

#283Move ZeroesEasyarrayNeetCode

74% Freq

6m

#125Valid PalindromeEasytwo pointersNeetCode

73% Freq

#205Isomorphic StringsEasyhash tableWalkCCC

73% Freq

#1Two SumEasyarrayNeetCode

72% Freq

#161One Edit DistanceMediumtwo pointersWalkCCC

72% Freq

#356Line ReflectionMediumarrayWalkCCC

72% Freq

#2657Find the Prefix Common Array of Two ArraysMediumarrayWalkCCC

71% Freq

#438Find All Anagrams in a StringMediumhash tableNeetCode

69% Freq

#49Group AnagramsMediumarrayNeetCode

66% Freq

#9Palindrome NumberEasymathWalkCCC

65% Freq

6m

#33Search in Rotated Sorted ArrayMediumarrayNeetCode

65% Freq

6m

#88Merge Sorted ArrayEasyarrayNeetCode

65% Freq

6m

#101Symmetric TreeEasytreeWalkCCC

65% Freq

6m

#199Binary Tree Right Side ViewMediumtreeNeetCode

65% Freq

6m

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