12 Days of Christmas
29th
99 Bottles of Beer
30th169th
Abundant Numbers
34th61st29th206th
Abundant Numbers (Long)
33rd37th27th111th
Arabic to Roman
18th
Arithmetic Numbers
21st
29th75th
Arrows
13th
17th
Catalan Numbers
18th
Christmas Trees
30th
Collatz
42nd
35th
Day of Week
31st
Divisors
50th
Evil Numbers
91st
Evil Numbers (Long)
53rd
Fibonacci
110th
95th177th
Fizz Buzz
131st95th
61st1st
Leap Years
74th
Levenshtein Distance
15th
Look and Say
16th
Niven Numbers
75th
Niven Numbers (Long)
39th
Odious Numbers
80th
Odious Numbers (Long)
50th
Ordinal Numbers
22nd
Pangram Grep
45th
Prime Numbers
39th
Prime Numbers (Long)
28th
Quine
38th
Time Distance
11th
Tongue-twisters
21st
π
34th