12 Days of Christmas
34th
24 Game
9th
99 Bottles of Beer
24th
Abundant Numbers
54th
Abundant Numbers (Long)
34th
Arabic to Roman
24th
Arithmetic Numbers
29th
Arrows
21st
Ascending Primes
12th
ASCII Table
25th
Billiards
12th
brainfuck
18th
Calendar
6th
Card Number Validation
16th
Catalan Numbers
20th
Catalan’s Constant
8th
Christmas Trees
28th
Collatz
25th
CSS Colors
12th
Cubes
12th
Day of Week
23rd
DFA Simulator
9th
Diamonds
19th
Divisors
54th
Emirp Numbers
46th
Emirp Numbers (Long)
18th
Emojify
18th
Evil Numbers
44th
Evil Numbers (Long)
31st
Factorial Factorisation
13th
Farey Sequence
22nd
Fibonacci
23rd
Fizz Buzz
89th2,377th
Foo Fizz Buzz Bar
32nd
Forsyth–Edwards Notation
16th
Fractions
25th
Game of Life
11th
Gijswijt’s Sequence
11th
Happy Numbers
66th
Happy Numbers (Long)
28th
Hexdump
13th
Hilbert Curve
13th
Intersection
16th
Inventory Sequence
15th
ISBN
14th
Jacobi Symbol
37th
Kaprekar Numbers
13th
Kolakoski Constant
11th
Kolakoski Sequence
22nd
Leap Years
41st
Levenshtein Distance
9th
Leyland Numbers
13th
ln 2
6th
Look and Say
12th
Lucky Numbers
45th
Lucky Tickets
17th
Mahjong
13th
Mandelbrot
14th
Maze
14th
Medal Tally
10th
Morse Decoder
9th
Morse Encoder
11th
Musical Chords
13th
N Queens
11th
Niven Numbers
55th
Niven Numbers (Long)
26th
Number Spiral
18th
Odious Numbers
38th
Odious Numbers (Long)
26th
Ordinal Numbers
23rd
PalindromemordnilaP
8th
Pangram Grep
30th
Partition Numbers
19th
Pascal’s Triangle
35th
Pernicious Numbers
52nd
Pernicious Numbers (Long)
21st
Poker
12th
Polyominoes
7th
Prime Numbers
47th
Prime Numbers (Long)
30th
Proximity Grid
7th
QR Decoder
9th
Quine
108th
Recamán
16th
Repeating Decimals
10th
Reverse Polish Notation
9th
Reversi
10th
Rijndael S-box
11th
Rock-paper-scissors-Spock-lizard
18th
Roman to Arabic
17th
ROT13
15th
Rule 110
15th
Scrambled Sort
11th
Set
10th
Seven Segment
15th
SI Units
6th
Sierpiński Triangle
28th
Smith Numbers
19th
Spelling Numbers
9th
Star Wars GPT
6th
Star Wars Opening Crawl
7th
Sudoku
7th
Sudoku (Fill-in)
7th
Ten-pin Bowling
10th
Tic-tac-toe
11th
Time Distance
11th
Tongue-twisters
20th
Topological Sort
6th
Transpose Sentence
13th
Trinomial Triangle
8th
United States
21st
Vampire Numbers
13th
Van Eck Sequence
18th
Zeckendorf Representation
16th
Zodiac Signs
11th
π
22nd
τ
20th
φ
22nd
√2
29th
𝑒
23rd