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34. Find First and Last Position of Element in Sorted Array
Given an array of integers nums sorted in ascending order, find the star...
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33. Search in Rotated Sorted Array
Suppose an array sorted in ascending order is rotated at some pivot unkn...
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16. 3Sum Closest
Given an array nums of n integers and an integer target, find three inte...
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15. 3Sum
Given an array nums of n integers, are there elements a, b, c in nums su...
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11. Container With Most WaterGiven n non-negative integers a1, a2, ..., an , where each represents a ...
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53. Maximum Subarray
Given an integer array nums, find the contiguous subarray (containing at...
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215. Kth Largest Element in an Array
Find the kth largest element in an unsorted array. Note that it is the k...
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96. Unique Binary Search Trees
Given n, how many structurally unique BST's (binary search trees) that s...
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108. Convert Sorted Array to Binary Search Tree
Given an array where elements are sorted in ascending order, convert it ...