12 Days of Christmas
83rd
12th
4th
65th
42nd33rd
24 Game
2nd
48th
9th
99 Bottles of Beer
10th
66th57th40th
3rd
10th
186th
176th
37th
Abundant Numbers
18th
118th
8th
23rd
32nd
148th
14th
Abundant Numbers (Long)
15th
73rd
7th
95th
3rd
Arabic to Roman
8th
1st
3rd
40th
15th
11th
106th
23rd
Arithmetic Numbers
20th
6th
6th
110th
Arrows
12th4th
17th
59th
31st
12th
15th
Ascending Primes
6th
36th
4th
25th
29th
ASCII Table
11th
3rd
10th
5th
85th
6th
Billiards
2nd
31st
8th
brainfuck
10th
22nd92nd
3rd
92nd
Calendar
33rd
Card Number Validation
4th
53rd
Catalan Numbers
15th
5th
31st
20th
1st
1st
Catalan’s Constant
3rd
1st
6th
103rd
Christmas Trees
57th98th
19th
5th
18th
170th
25th
5th
Collatz
204th
7th
17th
5th39th
124th
CSS Colors
10th
4th
165th
34th30th
85th
11th
Cubes
💎
81st
20th
Day of Week
6th
62nd
76th
20th
DFA Simulator
3rd
5th
63rd
Diamonds
32nd
4th
12th
66th
61st
Divisors
5th
23rd
1st
Emirp Numbers
10th
26th
117th
44th
Emirp Numbers (Long)
5th
61st
29th
Emojify
3rd
2nd6th
56th
Evil Numbers
8th
10th
43rd
1st
25th
54th
Evil Numbers (Long)
3rd
41st
22nd
Factorial Factorisation
3rd
16th
7th
70th
17th
Farey Sequence
1st
9th
48th
30th
Fibonacci
253rd122nd131st
9th
30th
444th
132nd54th
1st
114th
63rd
56th
31st
Fizz Buzz
29th
198th110th
4th
57th
798th
43rd
3rd
Foo Fizz Buzz Bar
18th
4th
202nd
253rd
Forsyth–Edwards Notation
4th
61st
23rd
Fractions
4th
14th
156th
1st
Game of Life
3rd
25th2nd
12th
20th
5th
4th7th
53rd
20th
6th
Gijswijt’s Sequence
5th
33rd
19th
Happy Numbers
10th
67th
53rd
Happy Numbers (Long)
11th
7th
5th
7th
31st
7th
106th
Hexdump
52nd
25th
Hilbert Curve
💎
8th10th6th
4th
3rd
7th
6th
4th
💎
40th4th
9th
Intersection
4th
108th
21st
Inventory Sequence
10th13th12th9th10th24th30th18th25th13th11th5th38th10th17th11th7th5th4th5th15th5th8th8th13th21st9th16th
8th9th19th57th10th12th16th7th15th11th9th5th19th15th12th6th57th6th9th13th31st17th13th14th13th5th9th14th6th4th10th8th
ISBN
35th
31st
31st
92nd
Jacobi Symbol
2nd
7th
59th
23rd
Kaprekar Numbers
13th
2nd
11th
7th
55th
Kolakoski Constant
2nd
12th
7th
76th
16th
Kolakoski Sequence
8th
64th
Leap Years
27th
16th6th
27th
Levenshtein Distance
19th
15th
15th52nd
48th
23rd
Leyland Numbers
86th
ln 2
1st
1st
Look and Say
19th
85th
29th
36th
Lucky Numbers
41st14th
13th
54th
Lucky Tickets
62nd
26th
Mahjong
11th
2nd
3rd
46th
4th
Mandelbrot
2nd
49th
15th
Maze
3rd
5th7th
48th
10th
3rd
Medal Tally
40th
Minesweeper
5th
3rd9th
5th7th
5th
3rd
28th
14th
Morse Decoder
3rd
7th
50th
Morse Encoder
3rd
8th
47th
Multitap Input
1st
4th
5th
2nd
2nd
21st
Musical Chords
💎
17th28th
2nd9th
3rd
3rd
34th
21st
N Queens
60th
5th
Niven Numbers
41st
43rd
Niven Numbers (Long)
61st
47th
Number Spiral
5th
10th
3rd
13th
4th
49th
24th
Odious Numbers
1st
64th
Odious Numbers (Long)
22nd
1st
21st
Ordinal Numbers
24th
87th
PalindromemordnilaP
69th
Pangram Grep
15th
17th
12th61st
28th
12th
19th30th
18th
120th
15th
34th
22nd
Partition Numbers
6th
3rd
7th
5th
8th
15th
21st
Pascal’s Triangle
11th
25th32nd
111th
Pernicious Numbers
1st
1st
1st
21st
Pernicious Numbers (Long)
45th
Poker
2nd
59th
Polyominoes
2nd
48th
13th
Prime Numbers
8th
40th
1st
27th
Prime Numbers (Long)
20th
11th
25th
15th15th
53rd
1st
Proximity Grid
10th
42nd
💎
QR Decoder
3rd
6th
36th
Quine
1st
84th
79th
74th
99th
Recamán
74th
32nd
Repeating Decimals
2nd
9th
23rd
20th
Reverse Polish Notation
52nd
75th
Reversi
2nd
7th
40th
Rijndael S-box
25th
2nd
9th
49th
16th
Rock-paper-scissors-Spock-lizard
2nd
32nd
106th
31st
Roman to Arabic
34th
12th
108th
5th
79th
30th
11th
ROT13
3rd
40th
10th
4th
18th
56th
16th
Rule 110
3rd
51st
14th
Scrambled Sort
15th
13th
39th11th
Set
52nd
Seven Segment
54th
SI Units
2nd
10th
41st
2nd
Sierpiński Triangle
88th
14th
Smith Numbers
3rd
7th
74th
25th
Spelling Numbers
1st
109th
Star Wars GPT
30th
7th
Star Wars Opening Crawl
💎
61st
2nd
Sudoku
2nd
67th
Sudoku (Fill-in)
3rd
2nd7th3rd
54th
14th
💎
Ten-pin Bowling
14th
2nd
3rd11th
54th
17th
3rd
Tic-tac-toe
4th
11th
46th
13th
Time Distance
61st
Tongue-twisters
5th
67th
40th
Topological Sort
1st
31st
11th
Tower of Hanoi
9th
8th
6th
5th
5th
15th1st
8th
8th7th
42nd
11th
Transpose Sentence
6th
57th
71st
Trinomial Triangle
5th
4th
2nd
5th
6th
60th
7th
4th
4th💎5th💎5th3rd
United States
68th
10th
16th11th
71st
19th
Vampire Numbers
2nd
8th
79th
28th
Van Eck Sequence
40th
46th
Zeckendorf Representation
4th
7th
64th
Zodiac Signs
8th
2nd
15th
55th
17th
γ
22nd
1st
λ
59th
67th
71st
16th
4th
69th
π
1st
4th
220th
29th
53rd
τ
39th
4th
190th5th
30th
φ
1st
1st
74th
√2
42nd
1st
1st
𝑒
1st
5th
1st17th