12 Days of Christmas
813
Abundant Numbers
698
Abundant Numbers (Long)
840
Arithmetic Numbers
696
Collatz
888
CSS Colors
231
Day of Week
784
Divisors
790
Emojify
301
Evil Numbers
633
Evil Numbers (Long)
625
Fibonacci
653487
Fizz Buzz
841779
Foo Fizz Buzz Bar
862795
Fractions
649
ISBN
621
Leap Years
849662
Morse Decoder
280
Morse Encoder
336
Niven Numbers
746
Niven Numbers (Long)
815
Odious Numbers
784
Odious Numbers (Long)
767
Ordinal Numbers
849
Pangram Grep
762
Prime Numbers
613
Prime Numbers (Long)
649
Seven Segment
497
Tongue-twisters
590600
United States
274
π
253