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6 kyu
Counting Duplicates
226,147kgashok
Completed Languages:
7 kyu
Regexp Basics - is it a vowel?
9,054taw
Completed Languages:
7 kyu
Regexp Basics - is it a letter?
8,017taw
Completed Languages:
8 kyu
Simple validation of a username with regex
22,618daymos
Completed Languages:
6 kyu
Count characters in your string
91,649riston
Completed Languages:
7 kyu
Easy mathematical callback
7,249nghier
Completed Languages:
7 kyu
Square Every Digit
307,465MysteriousMagenta
Completed Languages:
7 kyu
Shortest Word
236,562PG1
Completed Languages:
7 kyu
Currying functions: multiply all elements in an array
15,276limeyb7
Completed Languages:
7 kyu
Fizz Buzz
25,227stephenyu
Completed Languages:
8 kyu
Sum of positive
303,659JbPasquier
Completed Languages:
8 kyu
Remove duplicates from list
35,375wichu
Completed Languages:
6 kyu
Is a number prime?
110,362arithmetric
Completed Languages:
7 kyu
Find The Duplicated Number in a Consecutive Unsorted List
9,190jdwolford
Completed Languages:
7 kyu
Factorial
40,960zvytas
Completed Languages:
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