12 Days of Christmas
881
99 Bottles of Beer
779
Abundant Numbers
717
Abundant Numbers (Long)
852
Arabic to Roman
597
Arithmetic Numbers
845
Arrows
639
Ascending Primes
478
ASCII Table
527
Card Number Validation
662
Catalan Numbers
571
Christmas Trees
678
Collatz
900
CSS Colors
504
Cubes
665
Day of Week
887
Divisors
738
Emirp Numbers
589
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)
713
Hexdump
603
ISBN
639
Leap Years
771
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)
532
Prime Numbers
755
Prime Numbers (Long)
639
Quine
365
Recamán
785
Roman to Arabic
760
ROT13
915
Seven Segment
616
Smith Numbers
542
Tongue-twisters
738
Transpose Sentence
731
United States
528
Vampire Numbers
729
Van Eck Sequence
607
Zodiac Signs
708