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1268.Search Suggestions SystemMedium2674146Add to ListShareYou are given an arra…
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745.Prefix and Suffix SearchHard1901446Add to ListShareDesign a special dictiona…
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364.Nested List Weight Sum IIMedium995299Add to ListShareYou are given a nested …
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968.Binary Tree CamerasHard280932Add to ListShareYou are given therootof a binar…
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5.Longest Palindromic SubstringMedium182971084Add to ListShareGiven a strings, r…
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1048.Longest String ChainMedium4650195Add to ListShareYou are given an array ofw…
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163.Missing RangesYou are given an inclusive range[lower, upper]and asorted uniq…
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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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1026.Maximum Difference Between Node and AncestorMedium239464Add to ListShareGiv…
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141.Linked List CycleGivenhead, the head of a linked list, determine if the link…
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136.Single NumberGiven anon-emptyarray of integersnums, every element appearstwi…
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125.Valid PalindromeA phrase is apalindromeif, after converting all uppercase le…
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29.Divide Two IntegersMedium313510759Add to ListShareGiven two integersdividenda…
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121.Best Time to Buy and Sell StockYou are given an arraypriceswhereprices[i]is …