添加我的姓名
名字行上下留空，便于合并后查�
合并名字和Git用法
Update names.md
添加名字和id到slides

添加了作业 到homework
GY3 Zhuweifeng homework

GY3 Zhuweifeng homework
Create wangcheng3986.md
Create Renoshen.md
Merge pull request #15 from wangcheng3986/master

合并homework， 建议你抽时间把相关的幻灯过一下。
Merge pull request #16 from weimingxu/master

添加用户  魏鸣序
Merge pull request #17 from JoyZhuWeiFeng/master

The homework of JoyZhuWeiFeng
Merge pull request #19 from Renoshen/patch-1

Create Renoshen.md
Merged pathes of names.md
Create Wangtiantian Homework

Create Wangtiantian Homework
提交读后感
修改格式错误
修改格式错误
Merge pull request #20 from wangtiantian/master

Wangtiantian Homework
Merged the changed from nick0314221
合并homework，修改names中重复名字