12 Days of Christmas
868
99 Bottles of Beer
624
Abundant Numbers
707
Abundant Numbers (Long)
839
Arithmetic Numbers
853
Christmas Trees
709
Collatz
875
Day of Week
797
Divisors
610
Emirp Numbers
475
Emirp Numbers (Long)
521
Emojify
469
Evil Numbers
446
Fibonacci
910
Fizz Buzz
596
640
Foo Fizz Buzz Bar
644
Happy Numbers
485
Happy Numbers (Long)
485
Intersection
384
ISBN
634
Leap Years
605
Lucky Numbers
567
Morse Decoder
310
Morse Encoder
368
Niven Numbers
646
Ordinal Numbers
597
Pangram Grep
707
Pascal’s Triangle
572
Pernicious Numbers
543
Prime Numbers
496
Prime Numbers (Long)
528
Recamán
662
Rijndael S-box
156
Seven Segment
570
Smith Numbers
346
Spelling Numbers
370
Time Distance
679
United States
299