Abundant Numbers
551
Abundant Numbers (Long)
611
Arabic to Roman
489
Arrows
407
Card Number Validation
424
Christmas Trees
607
Collatz
671
Cubes
347
Day of Week
393
Diamonds
359
Divisors
757
Emojify
350
Evil Numbers
548
Evil Numbers (Long)
547
Fibonacci
947
Fizz Buzz
898
Foo Fizz Buzz Bar
795
Forsyth–Edwards Notation
398
Happy Numbers
369
Happy Numbers (Long)
466
Hexdump
330
Intersection
462
ISBN
486
Look and Say
500
Medal Tally
293
Morse Decoder
221
Morse Encoder
238
Niven Numbers
579
Niven Numbers (Long)
641
Odious Numbers
533
Ordinal Numbers
312
Pangram Grep
726
Pascal’s Triangle
562
Pernicious Numbers
482
Pernicious Numbers (Long)
521
Rock-paper-scissors-Spock-lizard
356
Seven Segment
374
Spelling Numbers
194
Time Distance
357
Tongue-twisters
339
π
269
𝑒
398