---
# System prepended metadata

title: HackMD練習

---

# HackMD練習
## 模式
:::info
請特別注意
:::
:::success
test
:::
:+1: 
:person_with_blond_hair: 
:+1: 
:100: 
:::danger
hhhh
:::
:::warning
what warning
:::
```

匯入模組

import`
## font Awesome線上的圖示類別庫
<i class=



{}

```
<iframe width="560" height="315" src="https://www.youtube.com/embed/LZt3FSiFVps" frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>


{%<iframe width="560" height="315" src="https://www.youtube.com/embed/LZt3FSiFVps" frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>pdf%}

畫流程圖
```flow
st=>start: 開始
ed=>end: 結束
op1=>operation: 投錢
op2=>operation: 飲料一瓶
op3=>operation: 退錢
cod1=>condition: 判斷金額是否足夠
cod2=>condition: 是否退錢？
st->op1->cod1
cod1(yes)->ed
cod1(no)->op1

```

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