Hacker News
new
|
past
|
comments
|
ask
|
show
|
jobs
|
submit
login
Easy way to calculate squares of a number ending in 9 or 1
(
tech9thoughts.wordpress.com
)
1 point
by
ahanjura
on Feb 22, 2012
|
hide
|
past
|
favorite
Consider applying for YC's Spring batch! Applications are open till Feb 11.
Guidelines
|
FAQ
|
Lists
|
API
|
Security
|
Legal
|
Apply to YC
|
Contact
Search:
