12 Days of Christmas
18th50th22nd24th14th
17th6th
10th
13th14th30th9th
10th35th43rd
11th9th10th7th
17th
83rd
70th
8th
26th12th
17th
24 Game
8th
8th
9th
8th
99 Bottles of Beer
26th
63rd
24th
11th
34th
5th
10th
98th
17th
Abundant Numbers
19th
22nd
15th
31st
8th
Abundant Numbers (Long)
28th
20th
13th
35th
Arabic to Roman
11th1st
26th
15th
Arithmetic Numbers
27th
110th
24th
Arrows
23rd
66th
Ascending Primes
9th
12th32nd
2nd
9th
53rd
21st
3rd
ASCII Table
9th
23rd
49th
1st
12th
1st
37th
brainfuck
23rd
21st
68th
Catalan Numbers
31st
10th
1st
Catalan’s Constant
17th
24th
1st
6th
103rd
Christmas Trees
38th
23rd
54th
10th
107th
27th
Collatz
33rd
4th
136th
CSS Colors
23rd
1st5th
32nd
74th
Cubes
14th
9th
79th
5th
19th
7th
Day of Week
35th
1st
104th
DFA Simulator
18th
38th
Diamonds
25th
8th
71st
32nd
8th
19th
110th
Divisors
11th
27th
37th
16th
1st
34th
Emirp Numbers
13th
7th
24th
32nd
Emirp Numbers (Long)
32nd
7th
132nd
14th
39th
Emojify
18th
4th
50th
Evil Numbers
5th
67th
1st
13th
1st
24th
16th
Evil Numbers (Long)
21st
38th
1st
15th
43rd
11th
Factorial Factorisation
10th
10th
19th
27th
33rd
Farey Sequence
13th
21st
20th
Fibonacci
31st
9th
29th14th149th63rd
5th
29th
1st41st
25th
76th1st34th
1st
42nd28th31st
1st
35th
8th71st
36th
1st
Fizz Buzz
59th
1st
1st
1st
10th
9th
1st
85th
Foo Fizz Buzz Bar
30th
16th
1st
Forsyth–Edwards Notation
20th
47th
Fractions
30th
17th
86th
1st
Game of Life
25th
6th
85th
Gijswijt’s Sequence
19th
63rd
Happy Numbers
9th
74th
11th
1st
9th
Happy Numbers (Long)
15th
10th
25th
Hexdump
13th
10th
1st
Intersection
25th
23rd
69th
7th
Inventory Sequence
11th
19th
11th
54th
ISBN
9th
34th
23rd
Jacobi Symbol
23rd
1st
85th
Kolakoski Constant
16th
14th
6th
43rd
5th
8th
Kolakoski Sequence
28th
21st
9th
82nd
53rd
Leap Years
7th
15th
6th
6th
22nd
6th
84th
18th
76th
Levenshtein Distance
39th
1st
1st
30th19th
26th
Leyland Numbers
4th
9th
8th
ln 2
1st
1st
1st
Look and Say
18th
111th
9th
14th
26th
Lucky Numbers
16th
74th
8th
8th
35th
Lucky Tickets
29th
71st
Mahjong
Maze
23rd
75th
Medal Tally
9th
12th
Morse Decoder
22nd
84th
Morse Encoder
2nd
4th
Musical Chords
13th21st
21st
8th
62nd
Niven Numbers
22nd
1st
48th
22nd
1st
Niven Numbers (Long)
20th
42nd
15th
52nd
Number Spiral
14th10th
16th
21st
24th
6th
47th
5th
Odious Numbers
4th
60th
1st
14th
1st
20th
Odious Numbers (Long)
5th
36th
1st
13th
1st
12th
Ordinal Numbers
4th
7th
1st
Pangram Grep
22nd
35th63rd
49th
242nd
14th
43rd
46th
19th
109th
40th
Pascal’s Triangle
29th
11th
1st
14th57th
1st
18th
Pernicious Numbers
43rd
1st
18th
209th
51st
Pernicious Numbers (Long)
33rd
1st
12th
110th
17th
Poker
11th
22nd
Prime Numbers
12th
43rd31st
20th
1st
12th
1st
30th
7th
Prime Numbers (Long)
20th
22nd
1st
16th
64th
Proximity Grid
26th
96th
QR Decoder
16th
51st
Quine
1st20th25th1st24th11th2nd105th139th80th23rd12th2nd1st23rd31st4th1st12th30th1st
1st
79th3rd5th10th92nd185th69th
1st23rd1st1st1st61st
40th1st4th80th
1st108th
5th1st8th13th6th29th
28th
Recamán
13th
9th
8th
Repeating Decimals
1st
Reverse Polish Notation
26th
1st
66th
111th
Rijndael S-box
49th
14th
9th
5th
37th
2nd
Rock-paper-scissors-Spock-lizard
18th
20th
119th
89th
Roman to Arabic
25th
8th
35th
14th
Rule 110
13th29th
12th
10th
26th
42nd
Seven Segment
18th
43rd
18th
SI Units
9th
26th
Sierpiński Triangle
12th32nd
14th
18th
10th
51st
12th
Smith Numbers
9th
17th
10th
42nd
Spelling Numbers
27th1st
158th
Star Wars Opening Crawl
19th
47th
20th
Sudoku
8th
15th
Sudoku (Fill-in)
18th
59th
Ten-pin Bowling
20th
58th
Time Distance
16th
30th
Tongue-twisters
15th
14th
33rd
9th
19th
19th
4th
14th
United States
13th
17th1st
Vampire Numbers
8th
6th
20th
Van Eck Sequence
7th
9th
15th
64th
11th
1st
8th
Zodiac Signs
27th
109th
γ
17th
1st
7th
5th
λ
23rd
9th
21st34th
53rd6th
8th
35th
5th
6th
π
29th
12th
1st
5th
4th26th
18th
20th
7th
τ
22nd
19th
53rd
5th
4th
48th
6th
φ
15th
36th
1st
5th
1st
182nd
6th
√2
27th
1st
5th
1st
1st
6th
𝑒
26th
1st
1st
5th
29th
1st42nd16th
6th