12 Days of Christmas
9th14th44th21st22nd12th
16th6th
9th
11th9th28th8th
9th28th40th
9th6th9th6th
17th
78th
49th
8th
24th10th
14th
24 Game
8th
7th
7th
3rd
3rd
7th
99 Bottles of Beer
21st
52nd
17th
8th
33rd
5th
10th
72nd
17th
Abundant Numbers
15th
19th
12th
25th
8th
Abundant Numbers (Long)
20th
18th
12th
26th
Arabic to Roman
10th1st
22nd
15th
Arithmetic Numbers
21st
79th
21st
Arrows
16th
41st
Ascending Primes
7th
10th27th
2nd
9th
37th
14th
1st
6th
ASCII Table
7th
18th
43rd
1st
9th
1st
33rd
brainfuck
19th
18th
53rd
Catalan Numbers
22nd
7th
1st
Catalan’s Constant
13th
18th
1st
5th
73rd
Christmas Trees
28th
18th
50th
9th
78th
25th
Collatz
26th
4th
93rd
CSS Colors
21st
1st5th
27th
58th
Cubes
13th
9th
67th
4th
17th
6th
Day of Week
28th
1st
67th
DFA Simulator
17th
31st
Diamonds
20th
7th
59th
27th
7th
15th
90th
Divisors
11th
24th
30th
14th
1st
33rd
Emirp Numbers
11th
1st
5th
14th
32nd
Emirp Numbers (Long)
27th
1st
7th
103rd
14th
31st
Emojify
14th
4th
36th
Evil Numbers
5th
62nd
1st
11th
1st
22nd
11th
Evil Numbers (Long)
16th
32nd
1st
14th
32nd
10th
Factorial Factorisation
9th
10th
12th
20th
20th
Farey Sequence
13th
17th
14th
Fibonacci
30th
7th
27th8th121st49th
3rd
28th
1st34th
24th
1st1st32nd
1st
38th27th27th
1st
27th
7th54th
30th
1st
Fizz Buzz
54th
1st
1st
1st
8th
8th
1st
78th
Foo Fizz Buzz Bar
25th
11th
1st
Forsyth–Edwards Notation
16th
32nd
Fractions
25th
13th
49th
1st
Game of Life
20th
6th
60th
Gijswijt’s Sequence
13th
38th
8th
Happy Numbers
8th
55th
8th
1st
9th
Happy Numbers (Long)
14th
8th
15th
Hexdump
11th
6th
1st
Intersection
22nd
21st
49th
6th
Inventory Sequence
9th
17th
8th
35th
ISBN
9th
30th
17th
Jacobi Symbol
19th
1st
62nd
Kolakoski Constant
14th
12th
5th
34th
6th
7th
Kolakoski Sequence
23rd
18th
7th
66th
47th
Leap Years
5th
12th
5th
1st
18th
4th
73rd
12th
62nd
Levenshtein Distance
36th
1st
1st
18th11th
16th
Leyland Numbers
4th
8th
6th
ln 2
1st
1st
1st
Look and Say
14th
95th
7th
14th
20th
Lucky Numbers
13th
52nd
7th
6th
19th
Lucky Tickets
19th
37th
Mahjong
Maze
17th
50th
Medal Tally
8th
7th
Morse Decoder
19th
58th
Morse Encoder
2nd
2nd
Musical Chords
10th16th
15th
6th
36th
Niven Numbers
20th
1st
38th
15th
1st
Niven Numbers (Long)
16th
33rd
10th
33rd
Number Spiral
13th9th
13th
18th
17th
5th
34th
5th
Odious Numbers
4th
51st
1st
11th
1st
18th
Odious Numbers (Long)
5th
28th
1st
12th
1st
10th
Ordinal Numbers
12th
4th
1st
Pangram Grep
19th
25th43rd
41st
208th
11th
39th
30th
16th
97th
31st
Pascal’s Triangle
27th
11th
1st
10th42nd
1st
17th
Pernicious Numbers
37th
1st
13th
162nd
45th
Pernicious Numbers (Long)
27th
4th
8th
73rd
17th
Poker
7th
13th
Prime Numbers
11th
38th26th
17th
1st
10th
1st
26th
7th
Prime Numbers (Long)
18th
18th
1st
13th
41st
Proximity Grid
22nd
64th
QR Decoder
14th
34th
Quine
1st18th22nd1st18th6th2nd90th128th68th19th11th2nd1st20th27th13th1st10th22nd1st3rd1st
72nd3rd25th8th69th179th61st
1st20th1st1st1st54th
33rd1st4th74th1st1st96th
5th1st8th12th6th23rd
23rd24th
Recamán
13th
8th
3rd
Repeating Decimals
1st
Reverse Polish Notation
22nd
1st
60th
85th
Rijndael S-box
32nd
13th
7th
4th
23rd
2nd
Rock-paper-scissors-Spock-lizard
16th
15th
107th
73rd
Roman to Arabic
22nd
7th
28th
13th
Rule 110
11th24th
10th
8th
18th
36th
Seven Segment
16th
29th
17th
SI Units
6th
14th
Sierpiński Triangle
10th30th
13th
18th
8th
36th
12th
Smith Numbers
9th
13th
17th
8th
27th
7th
Spelling Numbers
28th1st
126th
Star Wars Opening Crawl
16th
37th
16th
Sudoku
7th
12th
Sudoku (Fill-in)
14th
41st
Ten-pin Bowling
14th
38th
Time Distance
14th
19th
Tongue-twisters
12th
12th
28th
5th
15th
14th
4th
9th
13th
United States
10th
9th1st
Vampire Numbers
6th
5th
17th
Van Eck Sequence
6th
8th
12th
55th
8th
1st
6th
Zodiac Signs
22nd
78th
γ
11th
1st
6th
4th
λ
21st
9th
10th31st
45th4th
6th
19th
4th
5th
π
24th
9th
1st
6th
4th23rd
9th
20th
6th
τ
20th
15th
45th
6th
4th
29th
5th
φ
14th
31st
1st
6th
1st
149th
5th
√2
25th
1st
6th
1st
1st
5th
𝑒
24th
1st
1st
5th
25th
1st30th15th
6th