Yu's garden

摘要： String to Integer (atoi) Implement atoi to convert a string to an integer.Hint: Carefully consider all possible input cases. If you want a challenge, ... 阅读全文

摘要： Jump GameGiven an array of non-negative integers, you are initially positioned at the first index of the array.Each element in the array represents yo... 阅读全文

摘要： Q:Given an unsorted integer array, find the first missing positive integer.For example,Given [1,2,0]return 3,and [3,4,-1,1]return 2.Your algorithm sho... 阅读全文

摘要： Add Two NumbersYou are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes co... 阅读全文

摘要： Given a string s, partition s such that every substring of the partition is a palindrome.Return all possible palindrome partitioning of s.For example,... 阅读全文

摘要： Reverse Nodes in k-GroupGiven a linked list, reverse the nodes of a linked listkat a time and return its modified list.If the number of nodes is not a... 阅读全文