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34.Find First and Last Position of Element in Sorted ArrayMedium11860315Add to L…
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240.Search a 2D Matrix IIMedium7925131Add to ListShareWrite an efficient algorit…
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315.Count of Smaller Numbers After SelfHard6063172Add to ListShareYou are given …
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86.Partition ListMedium3949529Add to ListShareGiven theheadof a linked list and …
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118.Pascal's TriangleEasy6587226Add to ListShareGiven an integernumRows, return …
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105.Construct Binary Tree from Preorder and Inorder TraversalMedium9289255Add to…
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746.Min Cost Climbing StairsEasy69861148Add to ListShareYou are given an integer…
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509.Fibonacci NumberEasy3910273Add to ListShareTheFibonacci numbers, commonly de…
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128.Longest Consecutive SequenceMedium11658500Add to ListShareGiven an unsorted …
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215.Kth Largest Element in an ArrayMedium10397548Add to ListShareGiven an intege…
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1268.Search Suggestions SystemMedium2674146Add to ListShareYou are given an arra…
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5.Longest Palindromic SubstringMedium182971084Add to ListShareGiven a strings, r…
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160.Intersection of Two Linked ListsGiven the heads of two singly linked-listshe…
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Design a stack that supports push, pop, top, and retrieving the minimum element …
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136.Single NumberGiven anon-emptyarray of integersnums, every element appearstwi…