Markdown初学笔记_[第一课的代码]

789

# 111

## 222

###### 6

一阶标题

=============

二阶标题

-------------

*斜体*

**粗体**

***粗斜体***

[哔哩哔哩动画](http://www.bilibili.com "我就是哔哩哔哩")

<http://www.bilibili.com>

![我真好玩](https://image.baidu.com/search/detail?ct=503316480&z=0&ipn=d&word=%E6%91%84%E5%BD%B1%E5%B8%88&step_word=&hs=0&pn=8&spn=0&di=105600&pi=0&rn=1&tn=baiduimagedetail&is=0%2C0&istype=2&ie=utf-8&oe=utf-8&in=&cl=2&lm=-1&st=-1&cs=3775164224%2C3472083561&os=3589291179%2C294734588&simid=3442110879%2C171846451&adpicid=0&lpn=0&ln=1689&fr=&fmq=1591854423516_R&fm=result&ic=&s=undefined&hd=&latest=&copyright=&se=&sme=&tab=0&width=&height=&face=undefined&ist=&jit=&cg=&bdtype=0&oriquery=&objurl=http%3A%2F%2Fent.sina.com.cn%2Fn.sinaimg.cn%2Fent%2Ftransform%2F20171110%2F1X1M-fynstfh3344012.jpg&fromurl=ippr_z2C%24qAzdH3FAzdH3Fvg_z%26e3Bf5gi55_z%26e3Bv54AzdH3Ftgu5AzdH3F8n8890d_z%26e3Bip4s&gsm=9&rpstart=0&rpnum=0&islist=&querylist=&force=undefined)

·123·

123

C语言里的函数 `scanf()` 怎么使用？

<center>这一行需要居中</center>

&emsp;四五六

&ensp;四五六

我是黑体字

我是黑体字

颜色