normal paragraph is like this.
unordered list:
- a
- b
- c
ordered list:
- p
- q
- r
emphasis:
- apple
- orange
- strooooong
- strooooong
quote:
someone said something like this.
code:
import sys
sys.stdout.write("hello, world") # without break line
print("hello again")
link:
you, go to google.
rule: