12 Days of Christmas
413
Arithmetic Numbers
728
Calendar
510
Collatz
852
CSS Colors
266
Day of Week
867
Diamonds
605
Divisors
779
Fibonacci
948
Fizz Buzz
952
Foo Fizz Buzz Bar
870
Fractions
576
Gray Code Encoder
903
ISBN
723
Leap Years
887
Look and Say
842
Scrambled Sort
637
Seven Segment
544
Transpose Sentence
606