Arabic to Roman
478
Arrows
568
Card Number Validation
600
Christmas Trees
524
661
Collatz
753
Cubes
345
Emirp Numbers
508
Fibonacci
507
427
Fizz Buzz
640
Leap Years
728
Levenshtein Distance
668
ln 2
879
Morse Encoder
580
Prime Numbers
632
Roman to Arabic
518
Transpose Sentence
787
United States
Vampire Numbers
529
Zeckendorf Representation
613
τ
8098
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