摘要：
Given an array nums, write a function to move all 0's to the end of it while maintaining the relative order of the non-zero elements. Example: Input: 阅读全文
摘要：
今天总结一下用Floyd算法来判断链表中是否有环，如果有环，如何找到环的入口。这一系列问题。 1、Linked List Cycle Ⅰ Given a linked list, determine if it has a cycle in it. Follow up:Can you solve i 阅读全文
摘要：
Given an array nums containing n + 1 integers where each integer is between 1 and n (inclusive), prove that at least one duplicate number must exist. 阅读全文
摘要：
今天来总结一下Missing Number一系列问题 1、Find All Numbers Disappeared in an Array Given an array of integers where 1 ≤ a[i] ≤ n (n = size of array), some elements 阅读全文