12 Days of Christmas
446
99 Bottles of Beer
546527
Abundant Numbers
276
Arabic to Roman
454
Arrows
497
Christmas Trees
636
CSS Colors
108
Cubes
308
Day of Week
726
Diamonds
232
Divisors
352
Emojify
471
Fibonacci
586
Fizz Buzz
952519
Foo Fizz Buzz Bar
832
Happy Numbers
392
Leap Years
750
Look and Say
450
Niven Numbers
450
Odious Numbers
292
Ordinal Numbers
463
Pangram Grep
Pascal’s Triangle
357
Prime Numbers
259
Quine
474
Rock-paper-scissors-Spock-lizard
426
United States
233
Vampire Numbers
115
π
58