12 Days of Christmas
17th49th22nd23rd14th
18th6th
10th
13th11th30th9th
9th34th43rd
9th8th9th7th
17th
82nd
63rd
8th
25th11th
16th
24 Game
8th
8th
8th
7th
99 Bottles of Beer
25th
63rd
21st
9th
33rd
5th
10th
82nd
17th
Abundant Numbers
19th
21st
15th
28th
8th
Abundant Numbers (Long)
24th
20th
13th
33rd
Arabic to Roman
11th1st
24th
15th
Arithmetic Numbers
27th
101st
24th
Arrows
20th
53rd
Ascending Primes
8th
12th32nd
2nd
7th
48th
16th
3rd
ASCII Table
8th
20th
47th
1st
11th
1st
35th
brainfuck
23rd
19th
61st
Catalan Numbers
30th
8th
1st
Catalan’s Constant
16th
22nd
1st
6th
92nd
Christmas Trees
31st
20th
52nd
9th
87th
26th
Collatz
33rd
4th
124th
CSS Colors
23rd
1st5th
29th
68th
Cubes
14th
9th
76th
4th
18th
7th
Day of Week
34th
1st
95th
DFA Simulator
18th
36th
Diamonds
22nd
7th
67th
31st
7th
16th
106th
Divisors
11th
27th
37th
16th
1st
34th
Emirp Numbers
12th
6th
22nd
32nd
Emirp Numbers (Long)
31st
7th
126th
14th
36th
Emojify
17th
4th
47th
Evil Numbers
5th
67th
1st
12th
1st
24th
14th
Evil Numbers (Long)
20th
37th
1st
15th
38th
11th
Factorial Factorisation
10th
10th
16th
26th
29th
Farey Sequence
13th
21st
16th
Fibonacci
31st
9th
28th12th142nd59th
4th
32nd
1st39th
25th
60th1st33rd
1st
42nd28th29th
1st
32nd
7th66th
34th
1st
Fizz Buzz
59th
1st
1st
1st
9th
9th
1st
83rd
Foo Fizz Buzz Bar
29th
14th
1st
Forsyth–Edwards Notation
18th
39th
Fractions
28th
14th
68th
1st
Game of Life
23rd
6th
77th
Gijswijt’s Sequence
16th
55th
Happy Numbers
9th
69th
10th
1st
9th
Happy Numbers (Long)
15th
9th
23rd
Hexdump
13th
7th
1st
Intersection
25th
22nd
65th
6th
Inventory Sequence
10th
19th
10th
49th
ISBN
9th
32nd
20th
Jacobi Symbol
21st
1st
75th
Kolakoski Constant
16th
14th
6th
41st
3rd
8th
Kolakoski Sequence
25th
21st
8th
76th
50th
Leap Years
5th
14th
5th
1st
19th
5th
78th
14th
69th
Levenshtein Distance
38th
1st
1st
26th16th
23rd
Leyland Numbers
4th
8th
8th
ln 2
1st
1st
1st
Look and Say
17th
106th
9th
14th
24th
Lucky Numbers
14th
66th
7th
7th
24th
Lucky Tickets
24th
61st
Mahjong
Maze
19th
64th
Medal Tally
9th
8th
Morse Decoder
22nd
73rd
Morse Encoder
2nd
2nd
Musical Chords
12th18th
19th
6th
49th
Niven Numbers
21st
1st
42nd
21st
1st
Niven Numbers (Long)
18th
37th
14th
42nd
Number Spiral
14th9th
16th
19th
18th
5th
42nd
5th
Odious Numbers
4th
59th
1st
13th
1st
19th
Odious Numbers (Long)
5th
35th
1st
13th
1st
11th
Ordinal Numbers
13th
4th
1st
Pangram Grep
22nd
32nd59th
47th
237th
13th
41st
42nd
19th
106th
38th
Pascal’s Triangle
29th
11th
1st
14th52nd
1st
18th
Pernicious Numbers
41st
1st
17th
194th
48th
Pernicious Numbers (Long)
33rd
1st
12th
101st
17th
Poker
7th
13th
Prime Numbers
12th
42nd30th
20th
1st
12th
1st
30th
7th
Prime Numbers (Long)
20th
20th
1st
15th
52nd
Proximity Grid
25th
82nd
QR Decoder
16th
44th
Quine
1st19th25th1st22nd11th2nd96th138th79th22nd12th2nd1st22nd30th4th1st12th29th1st
1st
78th3rd5th10th84th185th65th
1st22nd1st1st1st61st
40th1st4th79th
1st104th
5th1st8th13th6th28th
27th
Recamán
13th
9th
8th
Repeating Decimals
1st
Reverse Polish Notation
26th
1st
64th
104th
Rijndael S-box
45th
13th
7th
4th
27th
2nd
Rock-paper-scissors-Spock-lizard
16th
18th
118th
81st
Roman to Arabic
24th
7th
34th
14th
Rule 110
13th28th
11th
9th
24th
40th
Seven Segment
18th
37th
17th
SI Units
7th
18th
Sierpiński Triangle
11th31st
14th
18th
9th
43rd
12th
Smith Numbers
9th
15th
9th
35th
Spelling Numbers
32nd1st
148th
Star Wars Opening Crawl
19th
43rd
18th
Sudoku
8th
13th
Sudoku (Fill-in)
18th
51st
Ten-pin Bowling
17th
49th
Time Distance
15th
24th
Tongue-twisters
14th
14th
31st
9th
19th
18th
4th
13th
United States
13th
14th1st
Vampire Numbers
6th
5th
18th
Van Eck Sequence
6th
8th
13th
62nd
9th
1st
7th
Zodiac Signs
26th
97th
γ
16th
1st
7th
5th
λ
22nd
9th
11th33rd
50th6th
7th
25th
4th
6th
π
27th
10th
1st
6th
4th25th
16th
20th
7th
τ
22nd
17th
50th
6th
4th
41st
6th
φ
15th
36th
1st
6th
1st
175th
6th
√2
27th
1st
6th
1st
1st
6th
𝑒
25th
1st
1st
5th
29th
1st38th15th
6th