摘要:
题目:Write a function to delete a node (except the tail) in a singly linked list, given only access to that node.Supposed the linked list is 1 -> 2 -> 3... 阅读全文
摘要:
题目:Given an array of integers, every element appears twice except for one. Find that single one.Your algorithm should have a linear runtime complexity... 阅读全文