12 Days of Christmas
20th52nd22nd24th14th
19th9th
13th
15th15th31st10th
11th38th45th
12th11th10th7th
19th
85th
81st
9th
27th14th
18th
24 Game
8th
8th
10th
8th
99 Bottles of Beer
29th
66th
25th
12th
35th
5th
10th
105th
17th
Abundant Numbers
19th
22nd
15th
34th
8th
Abundant Numbers (Long)
28th
20th
14th
36th
Arabic to Roman
11th1st
29th
15th
Arithmetic Numbers
27th
118th
27th
Arrows
24th
68th
Ascending Primes
10th
13th32nd
2nd
9th
59th
23rd
3rd
ASCII Table
13th
23rd
53rd
1st
12th
1st
40th
brainfuck
24th
21st
71st
Catalan Numbers
35th
10th
1st
Catalan’s Constant
18th
26th
1st
6th
113th
Christmas Trees
41st
24th
54th
10th
109th
27th
Collatz
36th
5th
143rd
CSS Colors
24th
1st6th
33rd
80th
Cubes
15th
10th
82nd
5th
26th
8th
Day of Week
38th
1st
113th
DFA Simulator
18th
44th
Diamonds
26th
9th
73rd
32nd
8th
24th
115th
Divisors
11th
28th
40th
16th
1st
35th
Emirp Numbers
12th
7th
25th
33rd
Emirp Numbers (Long)
32nd
8th
139th
15th
40th
Emojify
18th
4th
51st
Evil Numbers
5th
66th
1st
13th
1st
25th
16th
Evil Numbers (Long)
22nd
39th
1st
16th
47th
11th
Factorial Factorisation
10th
10th
19th
30th
36th
Farey Sequence
13th
24th
22nd
Fibonacci
31st
10th
31st4th154th69th
5th
32nd
1st43rd
28th
87th1st36th
1st
44th30th33rd
1st
38th
10th73rd
37th
1st
Fizz Buzz
59th
1st
1st
1st
10th
9th
1st
85th
Foo Fizz Buzz Bar
31st
18th
1st
Forsyth–Edwards Notation
20th
50th
Fractions
34th
18th
95th
1st
Game of Life
25th
7th
93rd
Gijswijt’s Sequence
19th
76th
Happy Numbers
9th
77th
11th
1st
9th
Happy Numbers (Long)
15th
10th
27th
Hexdump
14th
10th
4th
Intersection
26th
24th
71st
7th
Inventory Sequence
13th
20th
11th
62nd
ISBN
9th
34th
25th
Jacobi Symbol
23rd
1st
92nd
Kolakoski Constant
17th
15th
7th
51st
4th
8th
Kolakoski Sequence
29th
22nd
9th
86th
57th
Leap Years
8th
15th
6th
7th
26th
6th
88th
18th
77th
Levenshtein Distance
42nd
1st
1st
30th19th
26th
Leyland Numbers
4th
9th
10th
ln 2
1st
1st
1st
Look and Say
18th
119th
9th
14th
30th
Lucky Numbers
16th
78th
8th
8th
39th
Lucky Tickets
30th
75th
Mahjong
Maze
24th
77th
Medal Tally
9th
13th
Morse Decoder
22nd
89th
Morse Encoder
2nd
7th
Musical Chords
13th19th
22nd
9th
67th
Niven Numbers
22nd
1st
49th
23rd
1st
Niven Numbers (Long)
20th
42nd
15th
54th
Number Spiral
14th10th
16th
23rd
27th
6th
54th
5th
Odious Numbers
4th
60th
1st
15th
1st
20th
Odious Numbers (Long)
5th
37th
1st
14th
1st
12th
Ordinal Numbers
4th
7th
1st
Pangram Grep
23rd
36th65th
52nd
248th
15th
46th
51st
21st
111th
41st
Pascal’s Triangle
30th
11th
1st
14th57th
1st
18th
Pernicious Numbers
45th
1st
22nd
216th
53rd
Pernicious Numbers (Long)
33rd
1st
13th
117th
17th
Poker
11th
27th
Prime Numbers
13th
46th33rd
20th
1st
12th
1st
32nd
7th
Prime Numbers (Long)
21st
23rd
1st
16th
67th
Proximity Grid
26th
102nd
QR Decoder
18th
58th
Quine
1st21st28th1st25th12th2nd111th144th82nd23rd12th2nd1st25th36th4th3rd12th32nd1st
1st
80th3rd1st10th95th195th70th
1st24th1st1st1st62nd
40th1st6th81st
1st112th
6th1st9th13th7th31st
28th
Recamán
13th
9th
10th
Repeating Decimals
1st
Reverse Polish Notation
26th
1st
67th
119th
Rijndael S-box
48th
14th
9th
5th
42nd
2nd
Rock-paper-scissors-Spock-lizard
19th
21st
119th
95th
Roman to Arabic
25th
8th
37th
14th
Rule 110
15th31st
12th
10th
28th
44th
Seven Segment
19th
50th
19th
SI Units
9th
32nd
Sierpiński Triangle
13th29th
14th
20th
10th
55th
12th
Smith Numbers
9th
17th
10th
45th
Spelling Numbers
29th1st
166th
Star Wars Opening Crawl
19th
53rd
24th
Sudoku
9th
21st
Sudoku (Fill-in)
18th
65th
Ten-pin Bowling
20th
62nd
Time Distance
16th
33rd
Tongue-twisters
17th
15th
34th
11th
20th
18th
4th
19th
United States
13th
19th1st
Vampire Numbers
8th
6th
26th
Van Eck Sequence
8th
10th
15th
66th
11th
1st
9th
Zodiac Signs
28th
115th
γ
19th
1st
7th
5th
λ
24th
9th
21st37th
55th6th
8th
41st
5th
6th
π
30th
12th
1st
6th
5th27th
21st
19th
7th
τ
23rd
20th
56th
6th
5th
53rd
6th
φ
16th
38th
1st
6th
1st
191st
6th
√2
28th
1st
6th
1st
1st
6th
𝑒
28th
1st
1st
6th
33rd
1st45th16th
7th