markdown highlight text code example

Example 1: how to create link in readme.md

[a link] (https://github.com/user/repo/blob/branch/other_file.md)

Example 2: code in markdown

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

EXAMPLE

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

Example 3: code highlight in readme

```js
function myFunction () {
   return 42;
}
```