12 Days of Christmas
795Arabic to Roman
685Arithmetic Numbers
802Day of Week
833Diamonds
444Emirp Numbers (Long)
644Evil Numbers
870Evil Numbers (Long)
854Fibonacci
750Fizz Buzz
951Foo Fizz Buzz Bar
922Happy Numbers
431Happy Numbers (Long)
497ISBN
738Levenshtein Distance
347Quine
969United States
665Vampire Numbers
741