``` Some `code` .

Some code

``` ``` Some `code with a line break` .

Some code with a line break

``` ``` Special characters: `*hi*` .

Special characters: *hi*

``` ``` *foo`*` .

*foo*

``` ``````` `````a`a``a```a````a``````a````` .

a`a``a```a````a``````a

``````` ``` ` ``a`` ` .

``a``

``` Implicitly closed by end of paragraph: ``` ` a c .

a c

```