2Longest Common PrefixEasyArrayStringTrie
Solve → 4Best Time to Buy and Sell StockEasyArrayDynamic Programming
Solve → 5Container With Most WaterMediumArrayTwo PointersGreedy
Solve → 6Minimum Time to Repair CarsMediumArrayBinary Search
Solve → 7Merge IntervalsMediumArraySorting
Solve → 83SumMediumArrayTwo PointersSorting
Solve → 9Longest Common PrefixEasyArrayStringTrie
Solve → 10Reverse PairsHardArrayBinary SearchDivide and Conquer
Solve → 11Coin ChangeMediumArrayDynamic ProgrammingBreadth-First Search
Solve → 12Max Consecutive OnesEasyArray
Solve → 13Kth Largest Element in an ArrayMediumArrayDivide and ConquerSorting
Solve → 14Maximum SubarrayMediumArrayDivide and ConquerDynamic Programming
Solve → 15Remove Duplicates from Sorted ArrayEasyArrayTwo Pointers
Solve → 16Split Array Largest SumHardArrayBinary SearchDynamic Programming
Solve → 17Group AnagramsMediumArrayHash TableString
Solve → 18Longest Consecutive SequenceMediumArrayHash TableUnion-Find
Solve → 19Rotate ArrayMediumArrayMathTwo Pointers
Solve → 20Next PermutationMediumArrayTwo Pointers
Solve → 21Two SumEasyArrayHash Table
Solve → 22Best Time to Buy and Sell StockEasyArrayDynamic Programming
Solve → 23Longest Common PrefixEasyArrayStringTrie
Solve → 24Container With Most WaterMediumArrayTwo PointersGreedy
Solve → 25Minimum Time to Repair CarsMediumArrayBinary Search
Solve → 26Merge IntervalsMediumArraySorting
Solve → 27Maximum SubarrayMediumArrayDivide and ConquerDynamic Programming
Solve → 28Group AnagramsMediumArrayHash TableString
Solve → 293SumMediumArrayTwo PointersSorting
Solve → 30Remove Duplicates from Sorted ArrayEasyArrayTwo Pointers
Solve → 31Coin ChangeMediumArrayDynamic ProgrammingBreadth-First Search
Solve → 32Max Consecutive OnesEasyArray
Solve → 33Kth Largest Element in an ArrayMediumArrayDivide and ConquerSorting
Solve → 34Reverse PairsHardArrayBinary SearchDivide and Conquer
Solve → 35Longest Consecutive SequenceMediumArrayHash TableUnion-Find
Solve → 36Split Array Largest SumHardArrayBinary SearchDynamic Programming
Solve → 37Shortest Unsorted Continuous SubarrayMediumArrayTwo PointersStack
Solve → 38Rotate ArrayMediumArrayMathTwo Pointers
Solve → 39Subarray Sum Equals KMediumArrayHash TablePrefix Sum
Solve → 40Next PermutationMediumArrayTwo Pointers
Solve → 41Super Ugly NumberMediumArrayMathDynamic Programming
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