12 Days of Christmas
22nd
6th
40th
109th
24 Game
21st31st25th20th
29th
12th
6th
19th51st
136th
99 Bottles of Beer
21st
13th
39th
121st
Abundant Numbers
38th
39th
11th
39th
223rd
Abundant Numbers (Long)
21st
43rd
8th
52nd
129th
Arabic to Roman
38th
47th
381st
Arithmetic Numbers
8th
35th
Arrows
21st
Ascending Primes
19th
7th
29th
ASCII Table
44th
5th
29th
331st
Billiards
9th
brainfuck
17th
Calendar
12th
Card Number Validation
25th
Catalan Numbers
26th
53rd
12th
41st
401st
Catalan’s Constant
37th
32nd
9th
14th
145th
Christmas Trees
3rd
21st
Collatz
24th
30th
9th
3rd144th
89th
CSS Colors
13th
Cubes
22nd
6th
13th
64th
Day of Week
44th
Diamonds
38th
40th
47th
52nd
8th
31st
264th
94th
Divisors
86th
59th
5th
75th367th
435th
Emirp Numbers
40th
41st
11th
30th
252nd
Emirp Numbers (Long)
21st
36th
8th
16th
104th
Emojify
24th
Evil Numbers
45th
35th
8th
26th
1st
15th
Evil Numbers (Long)
20th
34th
7th
20th
41st
Factorial Factorisation
17th39th24th30th
33rd
18th
5th
24th64th
186th
Farey Sequence
5th
26th
Fibonacci
32nd
99th
74th102nd1st1st
18th63rd
155th
11th
54th1st1st
1st
89th
24th
Fizz Buzz
52nd607th67th158th
20th
179th
37th
1st1st
44th
25th
Foo Fizz Buzz Bar
49th44th
30th
9th
5th55th
104th
Fractions
37th
27th
186th
Game of Life
22nd
Gijswijt’s Sequence
5th
17th
Gray Code Decoder
11th
Gray Code Encoder
16th
Happy Numbers
24th
61st
11th
15th
Happy Numbers (Long)
37th
Hexdump
3rd
16th
Hilbert Curve
4th
13th
Intersection
26th
2nd
28th
97th
Inventory Sequence
6th
11th
ISBN
80th
29th
32nd
22nd
80th
Jacobi Symbol
18th
Kaprekar Numbers
4th
25th
Kolakoski Constant
35th
33rd
11th
18th
143rd
Kolakoski Sequence
37th
7th
24th
200th
Leap Years
35th
42nd
4th
26th229th
300th
Leyland Numbers
26th
37th
10th
34th
167th
ln 2
30th
45th
7th
22nd
236th
Look and Say
11th
40th
36th
Lucky Numbers
19th
66th
5th
19th
Lucky Tickets
19th
172nd
Mandelbrot
20th
121st
Maze
12th
Medal Tally
13th
Minesweeper
12th
Morse Decoder
19th
Morse Encoder
21st
19th
97th
Multitap Input
8th
N Queens
15th22nd21st20th
28th9th
17th6th
5th
17th38th
132nd
6th
16th
5th
Niven Numbers
37th
52nd
6th
33rd315th
498th
Niven Numbers (Long)
20th
43rd
9th
23rd125th
262nd
Number Spiral
25th
35th
17th
7th
23rd
146th
Odious Numbers
38th
33rd
32nd
1st
Odious Numbers (Long)
18th
32nd
23rd
1st
Ordinal Numbers
31st
PalindromemordnilaP
17th
Pangram Grep
45th
16th
216th
Partition Numbers
5th
21st
Pascal’s Triangle
10th
39th
111th
Pernicious Numbers
40th
50th
62nd
443rd
Pernicious Numbers (Long)
43rd
27th
196th
Polyominoes
14th
4th
11th
Prime Numbers
55th
46th
7th
17th
172nd
Prime Numbers (Long)
23rd
39th
4th
9th
61st
Proximity Grid
14th
QR Decoder
15th
Quine
133rd
1st
39th
64th
1st
81st
Recamán
32nd
Reverse Polish Notation
20th
Reversi
18th
Rijndael S-box
30th
28th
6th
15th
107th
Rock-paper-scissors-Spock-lizard
28th21st
Roman to Arabic
29th
18th
50th
ROT13
14th
Rule 110
14th
Scrambled Sort
22nd
19th
11th
8th
Set
10th
Seven Segment
16th
Sierpiński Triangle
32nd
5th
38th
99th
Smith Numbers
24th
22nd
Star Wars GPT
14th
8th
Star Wars Opening Crawl
12th
Sudoku
14th
Sudoku (Fill-in)
16th
Ten-pin Bowling
14th
5th
Tic-tac-toe
16th
Tongue-twisters
27th
5th
41st
79th
Topological Sort
8th
Tower of Hanoi
33rd40th30th
15th
24th
6th
28th
39th17th131st
15th
Transpose Sentence
5th
23rd
Trinomial Triangle
5th
10th
United States
35th
Vampire Numbers
24th
8th
22nd
Van Eck Sequence
21st
Zeckendorf Representation
12th
γ
39th28th18th25th
28th9th13th
6th6th
9th37th5th
82nd
λ
60th35th25th28th
34th14th12th
16th10th
13th80th9th
125th
π
83rd66th51st40th
38th21st15th
33rd11th
39th195th10th
194th
τ
55th31st30th25th
40th19th13th
19th9th
30th101st10th
277th
16th
φ
52nd28th30th25th
47th28th15th
30th8th
32nd84th9th
360th
√2
52nd34th39th28th
50th18th15th
31st8th
55th94th8th
528th
𝑒
14th29th15th22nd10th67th54th39th37th14th33rd50th18th16th34th14th14th16th
44th17th33rd11th31st9th32nd95th14th
10th41st26th35th404th43rd32nd6th68th45th8th32nd8th12th11th6th31st7th12th