12 Days of Christmas
402
99 Bottles of Beer
433
Arabic to Roman
399
Christmas Trees
509
Emirp Numbers
383
Evil Numbers
535
Fibonacci
658
Fizz Buzz
661
Happy Numbers
350
Odious Numbers
512
545
Pangram Grep
Pernicious Numbers
474
Prime Numbers
538
531
Roman to Arabic
Seven Segment
327
Spelling Numbers