8 kyu

Simple validation of a username with regex

1164993% of 8063,802 of 6,538daymos
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Fundamentals
Regular Expressions
Declarative Programming
Advanced Language Features
Strings
Validation
Algorithms

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Stats:

CreatedJan 23, 2016
PublishedJan 23, 2016
Warriors Trained9411
Total Skips164
Total Code Submissions33010
Total Times Completed6538
JavaScript Completions3802
CoffeeScript Completions27
Python Completions1608
Ruby Completions439
C# Completions409
Elixir Completions89
Java Completions258
Total Stars116
% of votes with a positive feedback rating93% of 806
Total "Very Satisfied" Votes703
Total "Somewhat Satisfied" Votes94
Total "Not Satisfied" Votes9