add necessary files :(

Signed-off-by: lequana2 <lequana2@gmail.com>
add comment about BMI
add dish

Signed-off-by: lequana2 <lequana2@gmail.com>
Merge pull request #11 from quannt24/master

Merge pull request #2 from lequana2/master
Merge pull request #3 from lequana2/master

Merged