12 Days of Christmas
337
99 Bottles of Beer
155
Abundant Numbers
529
Arabic to Roman
249
Arrows
108
Catalan Numbers
243
Christmas Trees
131
Collatz
313
CSS Colors
48
Cubes
36
Diamonds
122
Divisors
283
Emirp Numbers
329
Emojify
200
Evil Numbers
183
Fibonacci
195
Fizz Buzz
259
Foo Fizz Buzz Bar
293
Fractions
219
Happy Numbers
196
Happy Numbers (Long)
246
Intersection
222
ISBN
271
Levenshtein Distance
255
Leyland Numbers
219
Look and Say
415