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3 kyu
Rail Fence Cipher: Encoding and Decoding
9,142darrentburgess
Completed Languages:
4 kyu
Twice linear
24,449g964
Completed Languages:
4 kyu
Recover a secret string from random triplets
17,788zpconn
Completed Languages:
4 kyu
Human readable duration format
87,041davazp
Completed Languages:
5 kyu
Perimeter of squares in a rectangle
43,812g964
Completed Languages:
5 kyu
Extract the domain name from a URL
85,593xianpants
Completed Languages:
6 kyu
Build a pile of Cubes
89,723g964
Completed Languages:
6 kyu
Sum of Digits / Digital Root
290,768user578387
Completed Languages:
6 kyu
Two Sum
88,513wthit56
Completed Languages:
7 kyu
Regex validate PIN code
187,277JMurphyWeb
Completed Languages:
6 kyu
Unique In Order
195,183pinelopi
Completed Languages:
6 kyu
Does my number look big in this?
185,099JulianNicholls
Completed Languages:
7 kyu
Find the next perfect square!
175,232kphurley
Completed Languages:
7 kyu
List Filtering
303,628cmgerber
Completed Languages:
6 kyu
Bit Counting
256,040xcthulhu
Completed Languages:
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