12 Days of Christmas
402
99 Bottles of Beer
360
Abundant Numbers
690
Abundant Numbers (Long)
764
Arithmetic Numbers
747
Christmas Trees
628
Collatz
750
Day of Week
895
Divisors
587
Emirp Numbers
393
Emirp Numbers (Long)
447
Emojify
458
Evil Numbers
455
Fibonacci
923
Fizz Buzz
477
589
Foo Fizz Buzz Bar
520
Happy Numbers
384
Happy Numbers (Long)
424
Intersection
292
ISBN
511
Leap Years
614
Lucky Numbers
564
Morse Decoder
220
Morse Encoder
257
Niven Numbers
657
Ordinal Numbers
500
Pangram Grep
616
Pascal’s Triangle
543
Pernicious Numbers
556
Prime Numbers
506
Prime Numbers (Long)
543
Recamán
611
Rijndael S-box
114
Seven Segment
426
Smith Numbers
263
Spelling Numbers
408
Time Distance
386
United States
218