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3. Longest Substring Without Repeating CharactersGiven a string, find the length of the longest
Reverse digits of an integer.Example1: x = 123, return 321Example2: x = -123, return -321整
描述Given a sorted array, remove the duplicates in place such that each element appear only onceand re
237. Delete Node in a Linked ListWrite a function to delete a node (except the tail) in a singly lin
34. Search for a RangeGiven a sorted array of integers, find the starting and ending position of a g
class Solution:def searchInsert(self, nums, target):""":type nums: List[int]:type tar
27. Remove ElementGiven an array and a value, remove all instances of that value in place and return
83. Remove Duplicates from Sorted ListGiven a sorted linked list, delete all duplicates such that ea
23. Merge k Sorted ListsMerge k sorted linked lists and return it as one sorted list. Anal
35. Search Insert PositionGiven a sorted array and a target value, return the index if the target is
