12 Days of Christmas
5th
72nd
99 Bottles of Beer
120th
Arabic to Roman
132nd
Arithmetic Numbers
157th
Christmas Trees
165th
Collatz
24th
165th
CSS Colors
164th
Day of Week
169th
Diamonds
205th
Divisors
1st
Evil Numbers
272nd
Evil Numbers (Long)
171st
Fibonacci
34th44th89th49th10th
70th80th129th66th1st154th156th137th84th
Fizz Buzz
2nd
52nd
Foo Fizz Buzz Bar
3rd
Game of Life
30th
Hexdump
79th
Intersection
287th
ISBN
66th
Leap Years
95th
Levenshtein Distance
58th
Look and Say
126th
Niven Numbers
221st
Odious Numbers
133rd
Ordinal Numbers
77th
Prime Numbers
1st
Quine
366th
1st
Reverse Polish Notation
113th
Rule 110
186th
Star Wars Opening Crawl
70th
Tic-tac-toe
16th
United States
328th
π
287th
τ
193rd
√2
189th
𝑒
117th