12 Days of Christmas
16th
24 Game
51st
99 Bottles of Beer
1st1st
Abundant Numbers
47th
Abundant Numbers (Long)
36th
Arabic to Roman
23rd
Arithmetic Numbers
12th
Arrows
45th
Ascending Primes
29th
ASCII Table
16th
Billiards
29th
brainfuck
18th
Calendar
15th1st
Card Number Validation
2nd
Catalan Numbers
1st
Catalan’s Constant
59th
Christmas Trees
51st
Collatz
43rd
CSS Colors
15th
Cubes
23rd
Day of Week
1st
DFA Simulator
19th
Diamonds
30th
Divisors
170th
1st
Emirp Numbers
25th
Emirp Numbers (Long)
28th
Emojify
30th
Evil Numbers
1st
Evil Numbers (Long)
1st
Factorial Factorisation
17th
Farey Sequence
1st
Fibonacci
1st60th
Fizz Buzz
1st
Foo Fizz Buzz Bar
1st
Forsyth–Edwards Notation
13th
Fractions
1st
Game of Life
15th
Gijswijt’s Sequence
38th
Happy Numbers
1st
Happy Numbers (Long)
26th
Hexdump
1st
Hilbert Curve
15th
Intersection
46th
Inventory Sequence
26th
ISBN
24th
Jacobi Symbol
23rd
Kaprekar Numbers
36th
Kolakoski Constant
21st
Kolakoski Sequence
22nd
Leap Years
8th
Levenshtein Distance
41st
Leyland Numbers
8th
ln 2
1st
Look and Say
27th
Lucky Numbers
1st
Lucky Tickets
61st
Mahjong
18th
Mandelbrot
34th
Maze
9th
Medal Tally
24th
Minesweeper
11th
Morse Decoder
25th
Morse Encoder
14th
Multitap Input
20th
Musical Chords
23rd
N Queens
45th
Niven Numbers
1st
Niven Numbers (Long)
53rd
Number Spiral
35th
Odious Numbers
1st
Odious Numbers (Long)
1st
Ordinal Numbers
7th
PalindromemordnilaP
47th
Pangram Grep
66th
Partition Numbers
45th
Pascal’s Triangle
90th
Pernicious Numbers
83rd
Pernicious Numbers (Long)
1st
Poker
25th
Polyominoes
21st
Prime Numbers
1st
Prime Numbers (Long)
1st
Proximity Grid
25th
QR Decoder
11th
Quine
84th
Recamán
1st
Repeating Decimals
33rd
Reverse Polish Notation
49th
Reversi
11th
Rijndael S-box
33rd
Rock-paper-scissors-Spock-lizard
23rd
Roman to Arabic
26th
ROT13
69th
Rule 110
77th
Scrambled Sort
12th
Set
13th
Seven Segment
34th
SI Units
25th
Sierpiński Triangle
38th
Smith Numbers
32nd
Spelling Numbers
16th
Star Wars GPT
1st
Star Wars Opening Crawl
3rd
Sudoku
32nd
Sudoku (Fill-in)
10th
Ten-pin Bowling
21st
Tic-tac-toe
12th
Time Distance
5th
Tongue-twisters
18th
Topological Sort
25th
Tower of Hanoi
38th
Transpose Sentence
23rd
Trinomial Triangle
37th
United States
17th
Vampire Numbers
6th
Van Eck Sequence
65th
Zeckendorf Representation
55th
Zodiac Signs
15th
γ
26th
λ
39th
π
45th
τ
37th
φ
62nd
√2
1st
𝑒
1st