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Problems

357 problems

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Array2,237String877Hash Table797Math691Dynamic Programming673Sorting508Greedy485Binary Search357Depth-First Search338Database308Bit Manipulation286Matrix279Tree264Breadth-First Search257Prefix Sum252All topics

357 results

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TitleSolutionAcceptDifficultyTopics
4051. Count Subarrays with Distant SumsVideo
Solution32.8%Hard
Array, Binary Indexed Tree +3
4053. Minimum Operations to Make Every Element PalindromicVideo
Solution15.5%Medium
Array, Binary Search
4055. Count Shadow Pairs II
–18.7%Hard
Array, Binary Indexed Tree +6
4056. Number of Intersecting Interval Pairs IVideo
Solution61.8%Easy
Array, Binary Search +2
4057. Number of Intersecting Interval Pairs IIVideo
Solution50.3%Medium
Array, Binary Search +1
4064. Longest Subarray Divisible by K with At Most One Negation IIVideo
Solution24.7%Hard
Array, Binary Search +2
4068. Maximize Meeting Earnings with Idle GapsVideo
Solution39.0%Hard
Array, Binary Search +2
Showing 351–357 of 357