12 Days of Christmas
416
99 Bottles of Beer
445
Arabic to Roman
400
Arithmetic Numbers
765
Arrows
552
ASCII Table
378
Card Number Validation
423
Collatz
616
595
CSS Colors
104
Day of Week
734
Emojify
247
Evil Numbers
802
Fibonacci
732961867
Fizz Buzz
865
748641
Gray Code Encoder
466
Happy Numbers
440
Intersection
581
ISBN
527
Leap Years
571776719695713677834
740743
Morse Encoder
193
Ordinal Numbers
571
PalindromemordnilaP
613
Quine
474
Roman to Arabic
406
ROT13
414
Tic-tac-toe
434