12 Days of Christmas
809
99 Bottles of Beer
665
Arabic to Roman
562
Arithmetic Numbers
765
Arrows
465
ASCII Table
480
Card Number Validation
522
Collatz
619
658
CSS Colors
235
Day of Week
734
Emojify
279
Evil Numbers
802
Fibonacci
732961867
Fizz Buzz
868
752703
Gray Code Encoder
514
Happy Numbers
568
Intersection
792
ISBN
674
Leap Years
571777720730714679835
741744
Morse Encoder
277
Ordinal Numbers
703
PalindromemordnilaP
751
Quine
474
Roman to Arabic
537
ROT13
476
Tic-tac-toe
560