摘要：Given a string s consists of upper/lower-case alphabets and empty space characters ' ', return the length of last word (last word means the last appea 阅读全文

摘要：Sort a linked list in O(n log n) time using constant space complexity. Example 1: Input: 4->2->1->3 Output: 1->2->3->4 Example 2: Input: -1->5->3->4-> 阅读全文

摘要：You are playing the following Bulls and Cows game with your friend: You write down a number and ask your friend to guess what the number is. Each time 阅读全文

摘要：Compare two version numbers version1 and version2.If version1 > version2 return 1; if version1 < version2 return -1;otherwise return 0. You may assume 阅读全文

摘要：问题背景 最近在忙gitlab服务器及自动化编译jenkins平台的搭建，其中也配置了邮箱提醒服务，成功之后让IT部门给我固定服务器ip，然后便出现了一系列的问题（其他公司内部主机经常访问不上gitlab服务器，经常断开。gitlab无法触发Jenkins。特别是无法触发jenkins这个问题，一直 阅读全文