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6 kyu
Counting Duplicates
233,417kgashok
Completed Languages:
7 kyu
Regexp Basics - is it a vowel?
9,187taw
Completed Languages:
7 kyu
Regexp Basics - is it a letter?
8,131taw
Completed Languages:
8 kyu
Simple validation of a username with regex
23,197daymos
Completed Languages:
6 kyu
Count characters in your string
97,114riston
Completed Languages:
7 kyu
Easy mathematical callback
7,317nghier
Completed Languages:
7 kyu
Square Every Digit
318,163MysteriousMagenta
Completed Languages:
7 kyu
Shortest Word
243,588PG1
Completed Languages:
7 kyu
Currying functions: multiply all elements in an array
15,590limeyb7
Completed Languages:
7 kyu
Fizz Buzz
25,878stephenyu
Completed Languages:
8 kyu
Sum of positive
315,605JbPasquier
Completed Languages:
8 kyu
Remove duplicates from list
37,080wichu
Completed Languages:
6 kyu
Is a number prime?
113,458arithmetric
Completed Languages:
7 kyu
Find The Duplicated Number in a Consecutive Unsorted List
9,416jdwolford
Completed Languages:
7 kyu
Factorial
42,002zvytas
Completed Languages:
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