12 Days of Christmas
88th
11th
4th
53rd
39th33rd
24 Game
2nd
34th
9th
99 Bottles of Beer
10th
67th56th40th
3rd
9th
163rd
47th
34th
Abundant Numbers
12th
18th
119th
8th
23rd
32nd
57th
3rd
Abundant Numbers (Long)
9th
15th
74th
8th
34th
3rd
Arabic to Roman
3rd
8th
1st
3rd
20th
14th
11th
59th
20th
Arithmetic Numbers
21st
1st
1st
84th
Arrows
11th5th
18th
33rd
28th
11th
15th
Ascending Primes
5th
37th
4th
20th
29th
ASCII Table
5th
11th
3rd
8th
11th
5th
43rd
6th
Billiards
3rd
2nd
15th
5th
brainfuck
10th
22nd92nd
3rd
44th
Calendar
1st
Card Number Validation
4th
29th
Catalan Numbers
15th
7th
31st
20th
1st
1st
Catalan’s Constant
2nd
1st
3rd
104th
Christmas Trees
57th98th
19th
5th
18th
62nd
4th
5th
Collatz
13th
204th
8th
16th
5th39th
38th
11th
Continued Fractions
1st
CSS Colors
10th
4th
163rd
34th30th
111th
12th
Cubes
2nd
36th
19th
Day of Week
6th
63rd
1st
20th
DFA Simulator
3rd
5th
43rd
Diamonds
32nd
4th
17th
12th
24th
62nd
Divisors
7th
23rd
1st
Emirp Numbers
21st
11th
27th
22nd
36th
Emirp Numbers (Long)
6th
5th
24th
27th
Emojify
4th
2nd4th
27th
Evil Numbers
9th
10th
45th
1st
25th
55th
Evil Numbers (Long)
4th
41st
23rd
Factorial Factorisation
3rd
16th
7th
56th
12th
Farey Sequence
1st
9th
29th
30th
Fibonacci
33rd
253rd122nd132nd
1st
30th
446th
132nd54th
1st
106th
63rd
57th
31st
Fizz Buzz
29th
29th
198th110th
5th
57th
798th
59th
1st
Foo Fizz Buzz Bar
18th
5th
203rd
221st
Forsyth–Edwards Notation
4th
27th
25th
Fractions
5th
14th
111th
1st
Game of Life
3rd
24th2nd
12th
15th
4th
4th7th
28th
20th
6th
Gijswijt’s Sequence
5th
12th
18th
Happy Numbers
11th
67th
1st
Happy Numbers (Long)
11th
7th
6th
6th
31st
7th
78th
Hexdump
23rd
22nd
Hilbert Curve
3rd
💎
8th9th6th
3rd
3rd
6th
5th
3rd
💎
37th4th
9th
Intersection
4th
21st
14th
Inventory Sequence
10th
6th13th12th9th10th24th30th18th25th13th10th5th35th10th17th11th7th5th5th5th15th5th8th8th13th21st9th16th
8th9th18th58th10th12th17th7th15th11th9th6th19th15th12th6th30th6th9th13th31st17th13th14th13th5th9th14th6th4th10th8th
ISBN
9th
35th
31st
31st
10th
34th
Jacobi Symbol
2nd
3rd
7th
21st
Kaprekar Numbers
13th
💎
11th
4th
20th
Kolakoski Constant
2nd
12th
7th
18th
14th
Kolakoski Sequence
14th
8th12th
20th
9th
Leap Years
27th
16th6th
27th
Levenshtein Distance
19th
15th
15th49th
48th
24th
Leyland Numbers
8th
ln 2
1st
1st
Look and Say
19th
24th
25th
36th
Lucky Numbers
41st14th
13th
49th
Lucky Tickets
41st
24th
Mahjong
11th
💎
3rd
34th
6th
Mandelbrot
2nd
37th
16th
Maze
3rd
5th7th
33rd
7th
3rd
Medal Tally
15th
Minesweeper
5th
3rd10th
6th8th
5th
4th
19th
14th
Morse Decoder
3rd
7th
21st
Morse Encoder
3rd
8th
19th
Multitap Input
2nd
4th
6th
2nd
2nd
11th
Musical Chords
💎
17th26th
2nd9th
3rd
3rd
13th
20th
N Queens
42nd
4th
Niven Numbers
44th
43rd
Niven Numbers (Long)
42nd
47th
Number Spiral
4th
10th
4th
8th
13th
4th
17th
24th
Odious Numbers
1st
64th
Odious Numbers (Long)
22nd
1st
21st
Ordinal Numbers
24th
5th
PalindromemordnilaP
40th
Pangram Grep
15th
17th
12th62nd
28th
12th
19th30th
18th
62nd
15th
34th
23rd
Partition Numbers
7th
3rd
7th
5th
8th
2nd
21st
Pascal’s Triangle
11th
25th32nd
1st
Pernicious Numbers
1st
1st
1st
22nd
Pernicious Numbers (Long)
38th
Poker
2nd
36th
Polyominoes
💎
35th
11th
Prime Numbers
9th
40th
1st
24th
Prime Numbers (Long)
20th
11th
28th
15th15th
56th
1st
Proximity Grid
10th
25th
💎
QR Decoder
3rd
6th
8th
Quine
1st
84th
79th
75th
99th
Recamán
27th
31st
Repeating Decimals
2nd
9th
1st
19th
Reverse Polish Notation
1st
53rd
39th
Reversi
2nd
7th
29th
16th
Rijndael S-box
7th
25th
1st
8th
32nd
16th
Rock-paper-scissors-Spock-lizard
2nd
32nd
27th
21st
Roman to Arabic
35th
13th
105th
1st
61st
28th
12th
ROT13
3rd
40th
10th
5th
18th
1st
16th
Rule 110
3rd
40th
13th
Scrambled Sort
15th
13th
7th12th
Set
30th
Seven Segment
22nd
10th
SI Units
2nd
10th
19th
2nd
Sierpiński Triangle
62nd
14th
Smith Numbers
3rd
7th
32nd
16th
Spelling Numbers
1st
84th
Star Wars GPT
1st
3rd
Star Wars Opening Crawl
💎
20th
2nd
Sudoku
💎
47th
Sudoku (Fill-in)
3rd
2nd7th3rd
19th
14th
💎
Ten-pin Bowling
20th
2nd
3rd11th
26th
17th
3rd
Tic-tac-toe
4th
11th
26th
1st
Time Distance
3rd
17th
Tongue-twisters
5th
30th
47th
Topological Sort
1st
20th
12th
Tower of Hanoi
10th
8th
6th
5th
6th
15th1st
9th
17th7th
31st
13th
Transpose Sentence
6th
57th
52nd
Trinomial Triangle
3rd
5th
4th
2nd
5th
6th
1st
7th
4th
4th💎5th💎5th3rd
United States
64th
9th
16th11th
53rd
16th
Vampire Numbers
2nd
8th
49th
24th
Van Eck Sequence
40th
23rd
Zeckendorf Representation
4th
24th
7th
12th
10th
Zodiac Signs
8th
2nd
15th
34th
15th
γ
18th
1st
λ
59th
67th
71st
14th
2nd
18th
π
1st
4th
201st
27th
53rd
τ
1st
4th
179th5th
28th
φ
1st
1st
57th
√2
43rd
1st
1st
𝑒
1st
5th
1st15th