Christmas Trees
49th
157th
Collatz
207th
Day of Week
223rd
Diamonds
34th
47th
Evil Numbers
144th
Fibonacci
11th
Fizz Buzz
448th
45th
Fractions
229th
Levenshtein Distance
225th
Niven Numbers
42nd
223rd
Pangram Grep
267th
Quine
82nd
ROT13
25th
89th
Set
4th
23rd
3rd18th
Tongue-twisters
55th
Topological Sort
20th
π
16th
140th