## foo ##
  ###   bar    ###
# foo ##################################
##### foo ##
####### trash
### foo ### b
# foo#
### foo \###
## foo #\##
# foo \#
****
## foo
****

Foo bar
# baz
Bar foo

## 
# 
### ###

Foo *bar
baz*
====

Long line
-------------------------

Short line heading
=

   Foo
---

  Foo
-----

  Foo
  ===

    Foo
    ---

    Foo
---

Foo
   ----      


Foo\
----

`Foo
----
`

====