add code in markdown code example

Example 1: code in markdown

```<name of the language>
<code>
```

EXAMPLE

```python
print("Hello World")
```

Example 2: markdown hyperlink syntax

[Link to Google](https://www.google.com)

Example 3: h1 markdown

# H1
## H2
### H3
#### H4
##### H5
###### H6