12 Days of Christmas
13th
70th
24 Game
10th
99 Bottles of Beer
16th
Abundant Numbers
13th
Abundant Numbers (Long)
29th
Alphabetic Numbers
5th
Arabic to Roman
13th
Arithmetic Numbers
20th
Arrows
10th
Ascending Primes
16th
ASCII Table
16th
Billiards
8th
brainfuck
12th
Calendar
13th
Card Number Validation
13th
Catalan Numbers
24th
16th
Catalan’s Constant
11th
Christmas Trees
44th
18th
Collatz
23rd
Connect Four
8th
Continued Fractions
7th
CSS Colors
10th
Cubes
9th
Day of Week
1st
DFA Simulator
7th50th
Diamonds
15th
22nd
Divisors
11th
Emirp Numbers
22nd
Emirp Numbers (Long)
14th
Emojify
22nd
Evil Numbers
30th
16th
Evil Numbers (Long)
24th
41st
Factorial Factorisation
19th
16th
Farey Sequence
14th
Fibonacci
1st
54th
Fizz Buzz
89th48th90th43rd49th97th391st67th171st35th68th62nd72nd63rd52nd76th16th44th59th190th20th17th211th51st28th33rd823rd28th124th66th33rd179th91st34th127th148th287th2,044th47th45th83rd240th25th37th26th100th21st46th23rd
Foo Fizz Buzz Bar
20th
50th
Forsyth–Edwards Notation
12th
Fractions
19th
Game of Life
16th
Gijswijt’s Sequence
8th
Gray Code Decoder
15th
Gray Code Encoder
16th
Happy Numbers
9th
Happy Numbers (Long)
17th
Hexdump
12th
Hilbert Curve
10th
Intersection
13th
Inventory Sequence
16th
ISBN
21st
27th
21st
Jacobi Symbol
13th
Kaprekar Numbers
13th
Kolakoski Constant
14th
Kolakoski Sequence
21st
Leap Years
18th
Levenshtein Distance
11th
Leyland Numbers
5th
ln 2
11th
Look and Say
9th
36th
Lucky Numbers
15th
Lucky Tickets
17th
Mahjong
5th
Mandelbrot
12th
Maze
9th
Medal Tally
9th
Minesweeper
10th
Morse Decoder
10th
Morse Encoder
10th
Multitap Input
6th
Musical Chords
9th
N Queens
11th
Nim
9th
Niven Numbers
31st
Niven Numbers (Long)
73rd
28th
Number Spiral
39th
17th
Odious Numbers
29th
Odious Numbers (Long)
20th
Ordinal Numbers
16th
PalindromemordnilaP
12th
Pangram Grep
12th
Partition Numbers
19th
Pascal’s Triangle
20th
89th
Pernicious Numbers
75th
30th
Pernicious Numbers (Long)
28th
Poker
8th
Polyominoes
10th
11th
Prime Numbers
40th
11th
Prime Numbers (Long)
23rd
22nd
Proximity Grid
10th
QR Decoder
13th
Quine
105th
1st
675th
Recamán
18th
Repeating Decimals
11th
Reverse Polish Notation
7th
Reversi
12th
Rijndael S-box
13th
23rd
25th
Rock-paper-scissors-Spock-lizard
16th
Roman to Arabic
36th
21st
ROT13
11th
34th
Rule 110
21st
Scrambled Sort
9th
Set
11th
Seven Segment
18th
SI Units
9th
Sierpiński Triangle
20th
Smith Numbers
15th
Spelling Numbers
9th
Star Wars GPT
8th
Star Wars Opening Crawl
6th
Sudoku
9th
Sudoku (Fill-in)
14th
Taxicab Numbers
10th
Ten-pin Bowling
10th
Tic-tac-toe
12th
Time Distance
11th
Tongue-twisters
20th
Topological Sort
7th
Tower of Hanoi
22nd
Transpose Sentence
6th
Trinomial Triangle
12th
Ulam Sequence
7th
United States
16th
16th
Vampire Numbers
17th
Van Eck Sequence
11th
Zeckendorf Representation
13th
Zodiac Signs
11th
γ
6th
λ
26th
9th
π
15th
18th
τ
22nd
φ
20th
17th
√2
1st
𝑒
18th
43rd