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					56.Merge IntervalsMedium16127577Add to ListShareGiven an arrayofintervalswherein…				
				
			 
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					393.UTF-8 ValidationMedium4441661Add to ListShareGiven an integer arraydatarepre…				
				
			 
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					188.Best Time to Buy and Sell Stock IVHard5527185Add to ListShareYou are given a…				
				
			 
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					814.Binary Tree PruningMedium3801102Add to ListShareGiven therootof a binary tre…				
				
			 
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					987.Vertical Order Traversal of a Binary TreeHard49353892Add to ListShareGiven t…				
				
			 
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					48.Rotate ImageMedium11082548Add to ListShareYou are given ann x n2Dmatrixrepres…				
				
			 
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					200.Number of IslandsMedium15918371Add to ListShareGiven anm x n2D binary gridgr…				
				
			 
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					869.Reordered Power of 2Medium1850363Add to ListShareYou are given an integern. …				
				
			 
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					383.Ransom NoteEasy2273345Add to ListShareGiven two stringsransomNoteandmagazine…				
				
			 
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					234.Palindrome Linked ListEasy10588624Add to ListShareGiven theheadof a singly l…				
				
			 
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					659.Split Array into Consecutive SubsequencesMedium3794734Add to ListShareYou ar…				
				
			 
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					387.First Unique Character in a StringEasy6436223Add to ListShareGiven a strings…				
				
			 
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					13.Roman to IntegerEasy6435387Add to ListShareRoman numerals are represented by …				
				
			 
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					30.Substring with Concatenation of All WordsHard28892123Add to ListShareYou are …				
				
			 
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					235.Lowest Common Ancestor of a Binary Search TreeEasy6840214Add to ListShareGiv…