12 Days of Christmas
15th47th21st23rd14th
18th6th
9th
13th11th30th9th
9th34th42nd
9th7th9th7th
17th
82nd
59th
8th
25th11th
16th
24 Game
8th
8th
8th
7th
99 Bottles of Beer
25th
62nd
20th
10th
33rd
5th
10th
79th
17th
Abundant Numbers
19th
21st
15th
27th
8th
Abundant Numbers (Long)
24th
20th
13th
28th
Arabic to Roman
11th1st
24th
15th
Arithmetic Numbers
26th
96th
23rd
Arrows
19th
50th
Ascending Primes
8th
12th31st
2nd
7th
47th
16th
1st
ASCII Table
8th
20th
47th
1st
11th
1st
34th
brainfuck
23rd
19th
59th
Catalan Numbers
29th
8th
1st
Catalan’s Constant
16th
22nd
1st
6th
89th
Christmas Trees
30th
20th
51st
9th
86th
26th
Collatz
31st
4th
120th
CSS Colors
23rd
1st5th
29th
68th
Cubes
13th
9th
76th
4th
18th
7th
Day of Week
32nd
1st
87th
DFA Simulator
18th
35th
Diamonds
21st
7th
64th
30th
7th
16th
100th
Divisors
11th
26th
36th
16th
1st
33rd
Emirp Numbers
11th
6th
19th
32nd
Emirp Numbers (Long)
31st
7th
122nd
14th
36th
Emojify
16th
4th
42nd
Evil Numbers
5th
66th
1st
12th
1st
24th
14th
Evil Numbers (Long)
18th
36th
1st
15th
36th
11th
Factorial Factorisation
10th
10th
15th
22nd
25th
Farey Sequence
13th
19th
16th
Fibonacci
31st
9th
28th12th139th58th
4th
32nd
1st37th
25th
46th1st32nd
1st
42nd28th28th
1st
30th
7th63rd
34th
1st
Fizz Buzz
59th
1st
1st
1st
9th
9th
1st
83rd
Foo Fizz Buzz Bar
29th
14th
1st
Forsyth–Edwards Notation
18th
37th
Fractions
28th
14th
66th
1st
Game of Life
23rd
6th
75th
Gijswijt’s Sequence
16th
54th
Happy Numbers
8th
68th
9th
1st
9th
Happy Numbers (Long)
15th
9th
19th
Hexdump
13th
7th
1st
Intersection
25th
22nd
61st
6th
Inventory Sequence
10th
19th
10th
44th
ISBN
9th
32nd
18th
Jacobi Symbol
19th
1st
71st
Kolakoski Constant
16th
14th
6th
41st
3rd
8th
Kolakoski Sequence
25th
20th
8th
72nd
48th
Leap Years
5th
14th
5th
1st
19th
5th
77th
14th
69th
Levenshtein Distance
37th
1st
1st
25th16th
23rd
Leyland Numbers
4th
8th
8th
ln 2
1st
1st
1st
Look and Say
17th
106th
9th
14th
21st
Lucky Numbers
14th
63rd
7th
7th
20th
Lucky Tickets
22nd
58th
Mahjong
Maze
19th
60th
Medal Tally
9th
8th
Morse Decoder
22nd
70th
Morse Encoder
2nd
2nd
Musical Chords
12th18th
18th
6th
46th
Niven Numbers
20th
1st
41st
20th
1st
Niven Numbers (Long)
17th
36th
13th
38th
Number Spiral
14th9th
16th
19th
18th
5th
38th
5th
Odious Numbers
4th
58th
1st
13th
1st
19th
Odious Numbers (Long)
5th
34th
1st
13th
1st
11th
Ordinal Numbers
13th
4th
1st
Pangram Grep
22nd
31st56th
47th
229th
13th
41st
39th
17th
102nd
38th
Pascal’s Triangle
29th
11th
1st
14th50th
1st
17th
Pernicious Numbers
41st
1st
17th
186th
48th
Pernicious Numbers (Long)
33rd
1st
12th
93rd
18th
Poker
7th
13th
Prime Numbers
12th
42nd30th
20th
1st
12th
1st
29th
7th
Prime Numbers (Long)
20th
20th
1st
15th
50th
Proximity Grid
26th
79th
QR Decoder
15th
42nd
Quine
1st19th24th1st21st11th2nd103rd136th77th21st12th2nd1st22nd29th4th1st12th28th1st
1st
76th3rd4th10th83rd184th64th
1st22nd1st1st1st60th
40th1st4th78th
29th105th
5th1st8th13th6th28th
26th
Recamán
13th
9th
5th
Repeating Decimals
1st
Reverse Polish Notation
25th
1st
63rd
97th
Rijndael S-box
42nd
13th
7th
4th
24th
2nd
Rock-paper-scissors-Spock-lizard
17th
18th
118th
79th
Roman to Arabic
24th
7th
32nd
14th
Rule 110
13th28th
11th
9th
21st
37th
Seven Segment
18th
37th
17th
SI Units
6th
16th
Sierpiński Triangle
11th31st
14th
18th
9th
40th
12th
Smith Numbers
9th
15th
9th
32nd
Spelling Numbers
30th1st
143rd
Star Wars Opening Crawl
19th
42nd
18th
Sudoku
8th
13th
Sudoku (Fill-in)
17th
50th
Ten-pin Bowling
17th
45th
Time Distance
15th
21st
Tongue-twisters
13th
14th
30th
6th
18th
17th
4th
11th
United States
13th
14th1st
Vampire Numbers
6th
5th
18th
Van Eck Sequence
6th
8th
13th
62nd
9th
1st
7th
Zodiac Signs
25th
95th
γ
15th
1st
7th
5th
λ
22nd
9th
10th32nd
49th5th
7th
21st
4th
6th
π
27th
10th
1st
6th
4th25th
15th
20th
7th
τ
22nd
17th
50th
6th
4th
41st
6th
φ
15th
35th
1st
6th
1st
174th
5th
√2
27th
1st
6th
1st
1st
5th
𝑒
26th
1st
1st
5th
29th
1st33rd15th
6th