Arabic to Roman
478
Arrows
569
Card Number Validation
604
Christmas Trees
535
664
Collatz
755
Cubes
359
Emirp Numbers
510
Fibonacci
511
428
Fizz Buzz
641
Leap Years
730
Levenshtein Distance
671
756
ln 2
886
Morse Encoder
590
Prime Numbers
633
Roman to Arabic
521
Transpose Sentence
793
United States
Vampire Numbers
532
Zeckendorf Representation
619
τ
8198
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