12 Days of Christmas
86599 Bottles of Beer
617Abundant Numbers
693Abundant Numbers (Long)
789Arithmetic Numbers
658Collatz
840Divisors
731Emojify
425Evil Numbers
645Fibonacci
621Fizz Buzz
624Foo Fizz Buzz Bar
648Leap Years
551Niven Numbers
587Odious Numbers
645Ordinal Numbers
536Pangram Grep
600Prime Numbers
571Prime Numbers (Long)
611Seven Segment
446