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5 kyu
First non-repeating character
69,196OverZealous
Completed Languages:
6 kyu
IP Validation
41,674wink
Completed Languages:
4 kyu
Next bigger number with the same digits
37,349GiacomoSorbi
Completed Languages:
4 kyu
Range Extraction
57,629jhoffner
Completed Languages:
6 kyu
Duplicate Encoder
220,801obnounce
Completed Languages:
5 kyu
Extract the domain name from a URL
79,599xianpants
Completed Languages:
4 kyu
Add _ - accessors to Hash
598ineiti
Completed Languages:
2 kyu
Evaluate mathematical expression
9,498ankr
Completed Languages:
5 kyu
Can you get the loop ?
28,387Devouring
Completed Languages:
Retired
Calculator
11,547obrok
Completed Languages:
4 kyu
Decode the Morse code, advanced
14,732jolaf
Completed Languages:
6 kyu
Decode the Morse code
116,035jolaf
Completed Languages:
4 kyu
Text align justify
8,020kesheshyan
Completed Languages:
4 kyu
Snail
75,909stevenbarragan
Completed Languages:
6 kyu
Valid Braces
74,988xDranik
Completed Languages:
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