12 Days of Christmas
919
99 Bottles of Beer
684
Abundant Numbers
797
852
Abundant Numbers (Long)
838
897
Arabic to Roman
604
Arithmetic Numbers
859
844
ASCII Table
769
brainfuck
698
Calendar
575
Card Number Validation
838
Catalan Numbers
654
Christmas Trees
792
Collatz
892
CSS Colors
449
Day of Week
950
Divisors
872
Emirp Numbers
679
Emirp Numbers (Long)
657
Emojify
558
Evil Numbers
947
Evil Numbers (Long)
880863
960
Fibonacci
736
Fizz Buzz
674920854680992
Fractions
835
790
Happy Numbers
732
ISBN
637
846
Leap Years
858
957
Look and Say
762
Niven Numbers
860
977
Odious Numbers
920
Odious Numbers (Long)
933
Ordinal Numbers
854
Pangram Grep
444
749
Pernicious Numbers (Long)
567
Prime Numbers
862
814
Quine
867
Recamán
869
Reverse Polish Notation
789
Tongue-twisters
866
United States
277
Van Eck Sequence
872