12 Days of Christmas
4th
18th
1st
5th
24 Game
5th
13th
2nd
99 Bottles of Beer
6th
11th
6th
Abundant Numbers
16th
50th
1st
Abundant Numbers (Long)
13th
14th
1st
Arabic to Roman
9th
41st
6th
20th
3rd
Arithmetic Numbers
12th
11th
Arrows
9th
13th
Ascending Primes
11th
21st
ASCII Table
11th
16th
3rd
Billiards
5th
7th
brainfuck
7th
7th
15th
Card Number Validation
4th
1st
12th
2nd
Catalan Numbers
4th
1st
Catalan’s Constant
11th
1st
33rd
Christmas Trees
10th
22nd
13th
4th
Collatz
18th
65th
7th
33rd
5th
CSS Colors
23rd
1st
29th
3rd
Cubes
8th
19th
Day of Week
14th
1st
1st1st
3rd
DFA Simulator
3rd
21st
3rd
6th
💎
Diamonds
9th
17th
💎
Divisors
21st
163rd
1st
1st
4th
Emirp Numbers
16th
10th
12th
3rd
Emirp Numbers (Long)
7th
20th
Emojify
10th
17th
2nd
Evil Numbers
8th
61st
10th
1st
4th
13th
Evil Numbers (Long)
17th
41st
9th
33rd
3rd
Factorial Factorisation
6th
14th
20th
11th
4th
Farey Sequence
12th
19th
5th
18th
1st
Fibonacci
13th9th15th8th39th18th15th
22nd41st45th
26th19th
29th
30th1st
6th1st
32nd12th49th1st
24th7th7th
40th
Fizz Buzz
13th
1st1st
8th
20th
3rd
Foo Fizz Buzz Bar
16th
33rd
17th
4th
Forsyth–Edwards Notation
12th
5th
13th
2nd
Fractions
12th
1st
1st
2nd1st
Game of Life
8th
16th
20th
4th
10th
1st
Gijswijt’s Sequence
8th
3rd
11th
2nd
Happy Numbers
13th
8th
30th
4th
Happy Numbers (Long)
10th
17th
4th
Hexdump
14th
35th
Hilbert Curve
9th
Intersection
12th
32nd
17th
Inventory Sequence
13th
10th
22nd
3rd
ISBN
10th
29th
10th
3rd
Jacobi Symbol
11th
24th
Kaprekar Numbers
16th
28th
54th
💎
Kolakoski Constant
8th
5th
21st
Kolakoski Sequence
11th
40th
6th
13th
4th
Leap Years
28th
173rd
107th
4th
Levenshtein Distance
9th
19th
Leyland Numbers
15th
1st
4th
ln 2
19th
1st
5th
Look and Say
15th
15th
2nd11th
27th
2nd
Lucky Numbers
10th
12th
3rd
Lucky Tickets
16th
26th
Mahjong
10th
10th
Mandelbrot
7th
7th
💎
Maze
11th
20th
Medal Tally
3rd
26th
5th
1st
3rd
Morse Decoder
6th
9th
Morse Encoder
7th
9th
Musical Chords
8th
14th
N Queens
5th
16th
9th
💎
Niven Numbers
27th
1st
35th
6th
Niven Numbers (Long)
17th
16th
35th
3rd
Number Spiral
5th
4th
3rd
Odious Numbers
9th
51st
9th
1st
4th
Odious Numbers (Long)
9th
36th
9th
1st
3rd
Ordinal Numbers
15th
3rd
💎
PalindromemordnilaP
3rd
19th
5th
8th
3rd
Pangram Grep
26th
40th
31st
3rd
Partition Numbers
14th
14th
27th
💎
Pascal’s Triangle
17th
38th
37th
41st
Pernicious Numbers
19th
1st
3rd
Pernicious Numbers (Long)
15th
1st
3rd
Poker
3rd
8th
Polyominoes
7th
10th
💎
Prime Numbers
31st
79th
82nd
16th
49th
1st
Prime Numbers (Long)
24th
64th
41st
15th
1st
5th
Proximity Grid
7th
12th
💎
QR Decoder
7th
14th
Quine
1st
1st
25th
30th1st
183rd
24th1st
63rd
1st
Recamán
12th
35th
20th
Repeating Decimals
16th
30th
Reverse Polish Notation
12th
51st
28th
2nd
Reversi
8th
12th
Rijndael S-box
10th
18th
3rd
Rock-paper-scissors-Spock-lizard
8th
12th
💎
Roman to Arabic
9th
25th
1st
1st
ROT13
16th
1st
3rd
Rule 110
20th
51st
3rd
Scrambled Sort
13th
4th
💎
Set
12th
6th
2nd
Seven Segment
14th
28th
2nd
SI Units
8th
18th
Sierpiński Triangle
13th
18th
36th
💎
Smith Numbers
10th
16th
Spelling Numbers
18th76th
20th
💎
Star Wars GPT
11th
34th
2nd
Star Wars Opening Crawl
12th
11th
Sudoku
9th
16th
Sudoku (Fill-in)
7th
13th
Ten-pin Bowling
14th
18th
Tic-tac-toe
14th
23rd
9th
💎
Time Distance
11th
9th
2nd
Tongue-twisters
10th
18th
💎
Topological Sort
11th
7th
22nd
Transpose Sentence
8th
3rd
10th
4th
United States
11th
20th
23rd
💎
Vampire Numbers
5th
5th
Van Eck Sequence
7th
24th
1st
2nd
Zeckendorf Representation
3rd
18th
1st
5th
Zodiac Signs
11th
18th
γ
10th
1st5th
20th
3rd
λ
10th
15th
4th
21st
3rd
8th
π
8th
10th13th1st5th
9th
3rd
τ
7th
9th13th58th4th
7th
4th
φ
16th
14th
41st
31st
5th
√2
18th
33rd
14th
1st
5th
𝑒
17th
1st6th
1st32nd
5th