12 Days of Christmas
28th35th
43rd
99 Bottles of Beer
36th46th
28th
Abundant Numbers
39th60th
54th
Arabic to Roman
55th
21st
brainfuck
30th
19th
Christmas Trees
49th82nd
19th
Cubes
33rd
14th
Diamonds
36th51st
31st
Divisors
40th96th
134th
Emirp Numbers
38th39th
36th
Evil Numbers
43rd131st
65th
50th
Fibonacci
71st241st
114th
91st120th
Fizz Buzz
83rd104th32nd95th205th63rd485th1st113th235th137th153rd551st83rd274th
Happy Numbers
34th72nd
35th
ISBN
58th
Leap Years
36th69th
96th
Leyland Numbers
82nd
Look and Say
126th
Lucky Tickets
19th
34th
Morse Decoder
14th
Morse Encoder
14th
Niven Numbers
36th73rd
1st
38th
Odious Numbers
37th105th
55th
44th
Ordinal Numbers
50th
41st
Pangram Grep
52nd
129th
Pascal’s Triangle
30th81st
60th
Pernicious Numbers
38th69th
46th
Poker
11th
Prime Numbers
56th41st
83rd
49th
Prime Numbers (Long)
40th
52nd
Quine
1st
30th1st119th46th
181st84th116th78th104th618th81st98th
Rock-paper-scissors-Spock-lizard
64th
Roman to Arabic
35th
Rule 110
41st
46th
Seven Segment
39th
25th
Sierpiński Triangle
55th
54th
Spelling Numbers
12th
13th
Sudoku
8th
10th
Ten-pin Bowling
23rd
Tongue-twisters
41st
United States
65th
λ
35th35th
12th
π
35th25th
34th
33rd
τ
31st17th
26th
32nd
φ
31st18th
1st
30th
√2
32nd23rd
15th
𝑒
33rd30th
39th
31st