Greplin posted a coding challenge
with 3 levels. My solutions for the entire
challenge can be found in my GitHub repository at Greplin
Instagram posted a challenge
on image unshredding
in 2011 around stiching back pieces of an image that has been shredded. My solution for the same can be found in
my GitHub repository at Image Unshred
Square posted a coding challenge
for Luhn check in 2011.
My solution for the same can be found in my GitHub repository at Luhny Bin
is a series of challenging mathematical/computer
programming problems that will require more than just mathematical insights to solve. Although mathematics
will help you arrive at elegant and efficient methods, the use of a computer and programming skills
will be required to solve most problems.