12 Days of Christmas
881
99 Bottles of Beer
779
Abundant Numbers
718
Abundant Numbers (Long)
852
Arabic to Roman
619
Arithmetic Numbers
846
Arrows
640
Ascending Primes
478
ASCII Table
527
Card Number Validation
663
Catalan Numbers
571
Christmas Trees
678
Collatz
901
CSS Colors
504
Cubes
665
Day of Week
887
Divisors
738
Emirp Numbers
590
Emirp Numbers (Long)
646
Emojify
451
Evil Numbers
785
Evil Numbers (Long)
769
Factorial Factorisation
435
Farey Sequence
649
Fibonacci
846
Fizz Buzz
977
Foo Fizz Buzz Bar
986
Fractions
553
Happy Numbers
893
Happy Numbers (Long)
714
Hexdump
603
ISBN
639
Leap Years
815
Leyland Numbers
959
Lucky Numbers
589
Morse Decoder
534
Morse Encoder
643
Niven Numbers
773
Niven Numbers (Long)
843
Odious Numbers
784
Odious Numbers (Long)
767
Pangram Grep
855
Pernicious Numbers
711
Pernicious Numbers (Long)
766
Prime Numbers
755
Prime Numbers (Long)
639
Quine
365
Recamán
785
Roman to Arabic
864
ROT13
916
Seven Segment
616
Smith Numbers
542
Spelling Numbers
479
Tongue-twisters
740
Transpose Sentence
732
United States
535
Vampire Numbers
729
Van Eck Sequence
608
Zodiac Signs
708