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5 kyu
First non-repeating character
74,551OverZealous
Completed Languages:
6 kyu
IP Validation
44,351wink
Completed Languages:
4 kyu
Next bigger number with the same digits
39,637GiacomoSorbi
Completed Languages:
4 kyu
Range Extraction
61,396jhoffner
Completed Languages:
6 kyu
Duplicate Encoder
234,277obnounce
Completed Languages:
5 kyu
Extract the domain name from a URL
85,745xianpants
Completed Languages:
4 kyu
Add _ - accessors to Hash
601ineiti
Completed Languages:
2 kyu
Evaluate mathematical expression
9,931ankr
Completed Languages:
5 kyu
Can you get the loop ?
29,640Devouring
Completed Languages:
Retired
Calculator
11,547obrok
Completed Languages:
4 kyu
Decode the Morse code, advanced
15,581jolaf
Completed Languages:
6 kyu
Decode the Morse code
121,964jolaf
Completed Languages:
4 kyu
Text align justify
8,588kesheshyan
Completed Languages:
4 kyu
Snail
80,234stevenbarragan
Completed Languages:
6 kyu
Valid Braces
78,883xDranik
Completed Languages:
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