12 Days of Christmas
28th40th
43rd
99 Bottles of Beer
36th48th
28th
Abundant Numbers
39th61st
53rd
Arabic to Roman
55th
21st
brainfuck
30th
19th
Christmas Trees
48th78th
19th
Cubes
32nd
14th
Diamonds
35th48th
31st
Divisors
39th94th
129th
Emirp Numbers
38th39th
36th
Evil Numbers
43rd129th
65th
50th
Fibonacci
71st234th
112th
90th118th
Fizz Buzz
82nd103rd32nd93rd202nd63rd480th1st113th231st135th150th543rd82nd268th
Happy Numbers
34th71st
35th
ISBN
57th
Leap Years
36th66th
93rd
Leyland Numbers
80th
Look and Say
121st
Lucky Tickets
19th
33rd
Morse Decoder
9th
14th
Morse Encoder
14th
Niven Numbers
35th70th
1st
36th
Odious Numbers
37th103rd
55th
43rd
Ordinal Numbers
49th
41st
Pangram Grep
51st
127th
Pascal’s Triangle
30th77th
58th
Pernicious Numbers
38th64th
45th
Poker
10th
Prime Numbers
54th40th
80th
48th
Prime Numbers (Long)
40th
49th
Quine
1st
28th1st118th62nd
179th83rd111th76th103rd602nd80th96th
Rock-paper-scissors-Spock-lizard
63rd
Roman to Arabic
35th
Rule 110
39th
46th
Seven Segment
38th
25th
Sierpiński Triangle
54th
53rd
Spelling Numbers
12th
13th
Sudoku
8th
10th
Ten-pin Bowling
22nd
Tongue-twisters
40th
United States
64th
λ
34th34th
11th
π
35th25th
32nd
33rd
τ
31st17th
25th
32nd
φ
31st18th
1st
30th
√2
32nd23rd
15th
𝑒
33rd30th
37th
30th