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2 questions
6votes
1answer
18kviews
Filter Duplicate Elements in Haskell
I'm working on HackerRank to try to improve my Haskell skills along side with reading Haskell Programming from first principles. I wrote a program that works, but it seems to time out on large input ...
- 200
3votes
2answers
163views
Count numbers whose digits are only increasing or decreasing
The goal is described here: basically, it is to compute the number of numbers below \$10^n\$ such that its digits are either increasing or decreasing (like 112 or 211, but not like 121). The original ...
- 131
