12 Days of Christmas
663
Arabic to Roman
846
Divisors
413701738
Emirp Numbers
624
Evil Numbers
553450
Fibonacci
411710642
Fizz Buzz
454
616
Happy Numbers
200
Leap Years
448
Morse Decoder
74
Niven Numbers
678
Odious Numbers
500
Pascalβs Triangle
305
Pernicious Numbers
473
Poker
243
Prime Numbers
653
Quine
280
Spelling Numbers
857