12 Days of Christmas
551
Abundant Numbers
578
584
717
Abundant Numbers (Long)
722
851
Arabic to Roman
461
Arithmetic Numbers
583
714
730
Ascending Primes
281
Card Number Validation
472
Collatz
719
721
697
821
Day of Week
782
Divisors
584
644
876
Emirp Numbers
382
319
456
Emirp Numbers (Long)
448
Emojify
292
Evil Numbers
755
Evil Numbers (Long)
739
Fibonacci
389
621
537
258
751
720
599
449
859
529
826
553
518
680
734
637
Fizz Buzz
624
613
Foo Fizz Buzz Bar
606
Fractions
559
686
Game of Life
174
Happy Numbers
514
Happy Numbers (Long)
592
Kaprekar Numbers
223
Leap Years
623
Leyland Numbers
770
Lucky Numbers
383
Niven Numbers
656
Niven Numbers (Long)
517
558
718
Odious Numbers
753
Odious Numbers (Long)
737
PalindromemordnilaP
703
Pernicious Numbers
407
Pernicious Numbers (Long)
509
Prime Numbers
437
397
445
560
Prime Numbers (Long)
444
435
661
594
Quine
946
Sudoku (Fill-in)
119
Transpose Sentence
463