12 Days of Christmas
29th37th
46th
99 Bottles of Beer
38th50th
28th
Abundant Numbers
40th62nd
58th
Arabic to Roman
60th
23rd
brainfuck
32nd
20th
Christmas Trees
50th87th
19th
Cubes
35th
15th
Diamonds
38th51st
31st
Divisors
41st105th
140th
Emirp Numbers
41st42nd
38th
Evil Numbers
44th142nd
69th
53rd
Fibonacci
74th259th
126th
99th124th
Fizz Buzz
88th107th32nd99th211th67th521st1st116th240th143rd159th587th87th291st
Happy Numbers
37th76th
36th
ISBN
64th
Leap Years
37th75th
105th
Leyland Numbers
88th
Look and Say
139th
Lucky Tickets
19th
38th
Morse Decoder
14th
Morse Encoder
14th
Niven Numbers
39th81st
1st
40th
Odious Numbers
38th117th
60th
48th
Ordinal Numbers
53rd
45th
Pangram Grep
52nd
143rd
Pascal’s Triangle
31st85th
64th
Pernicious Numbers
41st77th
49th
Poker
11th
Prime Numbers
58th46th
91st
53rd
Prime Numbers (Long)
45th
56th
Quine
1st
23rd1st124th48th
185th85th123rd83rd108th654th83rd110th
Rock-paper-scissors-Spock-lizard
66th
Roman to Arabic
45th
Rule 110
44th
50th
Seven Segment
40th
25th
Sierpiński Triangle
59th
57th
Spelling Numbers
14th
13th
Sudoku
8th
10th
Ten-pin Bowling
24th
Tongue-twisters
49th
United States
69th
λ
36th35th
12th
π
37th28th
39th
38th
τ
32nd19th
27th
35th
φ
32nd19th
1st
33rd
√2
33rd24th
16th
𝑒
35th32nd
44th
34th