12 Days of Christmas
22nd
24 Game
99 Bottles of Beer
32nd
Abundant Numbers
21st
Abundant Numbers (Long)
21st
Arabic to Roman
45th
Arithmetic Numbers
24th
Arrows
36th
Ascending Primes
27th
ASCII Table
38th
Billiards
20th
brainfuck
30th
Card Number Validation
24th
Catalan Numbers
50th
Catalan’s Constant
26th
Christmas Trees
84th
Collatz
43rd
CSS Colors
2nd
Cubes
38th
Day of Week
103rd
28th
DFA Simulator
19th
Diamonds
49th
29th
Divisors
51st
Emirp Numbers
40th
Emirp Numbers (Long)
23rd
Emojify
23rd
Evil Numbers
80th
Evil Numbers (Long)
50th
Factorial Factorisation
27th
Farey Sequence
36th
Fibonacci
10th
Fizz Buzz
1st
Foo Fizz Buzz Bar
16th
Forsyth–Edwards Notation
32nd
Fractions
1st
Game of Life
16th
Gijswijt’s Sequence
32nd
Happy Numbers
39th
Happy Numbers (Long)
55th
Hexdump
29th
Hilbert Curve
19th
Intersection
37th
Inventory Sequence
33rd
ISBN
29th
Jacobi Symbol
24th
Kaprekar Numbers
22nd
Kolakoski Constant
37th
Kolakoski Sequence
44th
Leap Years
34th
Levenshtein Distance
1st
Leyland Numbers
30th
ln 2
24th
Look and Say
52nd
Lucky Numbers
40th
Lucky Tickets
32nd
Mahjong
14th
Mandelbrot
20th
Maze
22nd
Medal Tally
16th
Morse Decoder
28th
Morse Encoder
31st
Musical Chords
24th
N Queens
16th
Niven Numbers
50th
Niven Numbers (Long)
1st
Number Spiral
24th
Odious Numbers
68th
Odious Numbers (Long)
42nd
Ordinal Numbers
22nd
PalindromemordnilaP
26th
Pangram Grep
5th
Partition Numbers
6th28th
Pascal’s Triangle
82nd
Pernicious Numbers
61st
Pernicious Numbers (Long)
39th
Poker
20th
Polyominoes
16th
Prime Numbers
26th
Prime Numbers (Long)
1st
Proximity Grid
23rd
QR Decoder
13th
Quine
Recamán
45th
Repeating Decimals
23rd
Reverse Polish Notation
17th
Reversi
23rd
Rijndael S-box
24th
Rock-paper-scissors-Spock-lizard
42nd
Roman to Arabic
48th
ROT13
7th1st11th1st1st2nd
Rule 110
48th
Scrambled Sort
3rd
Set
18th
Seven Segment
20th
SI Units
17th
Sierpiński Triangle
34th
Smith Numbers
30th
Spelling Numbers
19th
Star Wars GPT
18th
Star Wars Opening Crawl
30th
Sudoku
22nd
Sudoku (Fill-in)
24th
Ten-pin Bowling
30th
Tic-tac-toe
31st
Time Distance
24th
Tongue-twisters
44th
Topological Sort
21st
Tower of Hanoi
30th
Transpose Sentence
28th
Trinomial Triangle
31st
United States
26th
Vampire Numbers
34th
Van Eck Sequence
33rd
Zeckendorf Representation
23rd
Zodiac Signs
19th
γ
17th
λ
20th
π
33rd
τ
31st
φ
46th
√2
39th
𝑒
31st