12 Days of Christmas
21st
24 Game
14th
99 Bottles of Beer
24th
Abundant Numbers
20th
Abundant Numbers (Long)
20th
Arabic to Roman
38th
Arithmetic Numbers
21st
Arrows
31st
Ascending Primes
20th
ASCII Table
32nd
Billiards
12th
brainfuck
25th
Card Number Validation
20th
Catalan Numbers
42nd
Catalan’s Constant
20th
Christmas Trees
72nd
Collatz
37th
CSS Colors
2nd
Cubes
30th
Day of Week
85th
22nd
DFA Simulator
15th
Diamonds
43rd
23rd
Divisors
39th
Emirp Numbers
33rd
Emirp Numbers (Long)
18th
Emojify
19th
Evil Numbers
72nd
Evil Numbers (Long)
44th
Factorial Factorisation
20th
Farey Sequence
23rd
Fibonacci
7th
Fizz Buzz
1st
Foo Fizz Buzz Bar
16th
Forsyth–Edwards Notation
26th
Fractions
1st
Game of Life
12th
Gijswijt’s Sequence
22nd
Happy Numbers
34th
Happy Numbers (Long)
49th
Hexdump
25th
Hilbert Curve
11th
Intersection
32nd
Inventory Sequence
29th
ISBN
26th
Jacobi Symbol
20th
Kaprekar Numbers
16th
Kolakoski Constant
30th
Kolakoski Sequence
38th
Leap Years
29th
Levenshtein Distance
1st
Leyland Numbers
26th
ln 2
20th
Look and Say
42nd
Lucky Numbers
25th
Lucky Tickets
24th
Mahjong
10th
Mandelbrot
14th
Maze
16th
Medal Tally
13th
Morse Decoder
20th
Morse Encoder
24th
Musical Chords
17th
N Queens
10th
Niven Numbers
42nd
Niven Numbers (Long)
1st
Number Spiral
19th
Odious Numbers
60th
Odious Numbers (Long)
38th
Ordinal Numbers
19th
PalindromemordnilaP
19th
Pangram Grep
5th
Partition Numbers
5th20th
Pascal’s Triangle
74th
Pernicious Numbers
51st
Pernicious Numbers (Long)
32nd
Poker
17th
Polyominoes
11th
Prime Numbers
24th
Prime Numbers (Long)
1st
Proximity Grid
17th
QR Decoder
10th
Quine
1st
Recamán
38th
Repeating Decimals
20th
Reverse Polish Notation
13th
Reversi
17th
Rijndael S-box
19th
Rock-paper-scissors-Spock-lizard
36th
Roman to Arabic
43rd
ROT13
6th1st7th1st1st2nd
Rule 110
40th
Scrambled Sort
3rd
Set
12th
Seven Segment
15th
SI Units
11th
Sierpiński Triangle
29th
Smith Numbers
26th
Spelling Numbers
16th
Star Wars GPT
12th
Star Wars Opening Crawl
22nd
Sudoku
18th
Sudoku (Fill-in)
20th
Ten-pin Bowling
25th
Tic-tac-toe
22nd
Time Distance
17th
Tongue-twisters
34th
Topological Sort
12th
Transpose Sentence
23rd
Trinomial Triangle
18th
United States
23rd
Vampire Numbers
29th
Van Eck Sequence
28th
Zeckendorf Representation
16th
Zodiac Signs
16th
γ
12th
λ
15th
π
26th
τ
25th
φ
38th
√2
32nd
𝑒
26th