12 Days of Christmas
874
99 Bottles of Beer
628
Abundant Numbers
718
Abundant Numbers (Long)
861
Arithmetic Numbers
880
Christmas Trees
721
Collatz
895
Day of Week
833
Divisors
620
Emirp Numbers
486
Emirp Numbers (Long)
539
Emojify
479
Evil Numbers
455
Fibonacci
923
Fizz Buzz
600
644
Foo Fizz Buzz Bar
654
Happy Numbers
496
Happy Numbers (Long)
500
Intersection
399
ISBN
655
Leap Years
614
Lucky Numbers
585
Morse Decoder
317
Morse Encoder
376
Niven Numbers
657
Ordinal Numbers
614
Pangram Grep
727
Pascal’s Triangle
587
Pernicious Numbers
556
Prime Numbers
506
Prime Numbers (Long)
543
Recamán
678
Rijndael S-box
163
Seven Segment
584
Smith Numbers
360
Spelling Numbers
387
Time Distance
694
United States
306