12 Days of Christmas
62nd
24 Game
13th
99 Bottles of Beer
56th
Abundant Numbers
38th
Abundant Numbers (Long)
18th
Arabic to Roman
12th
Arithmetic Numbers
39th
Arrows
19th
Ascending Primes
36th
ASCII Table
36th
Billiards
21st
brainfuck
48th
Calendar
31st
Card Number Validation
26th
Catalan Numbers
1st
Catalan’s Constant
56th
Christmas Trees
49th
Collatz
36th
Continued Fractions
63rd
CSS Colors
37th
Cubes
76th
Day of Week
1st
DFA Simulator
24th
Diamonds
55th
Divisors
1st
Emirp Numbers
95th
Emirp Numbers (Long)
38th
Emojify
74th
Evil Numbers
1st
Evil Numbers (Long)
43rd
Factorial Factorisation
16th
Farey Sequence
30th
Fibonacci
1st
Fizz Buzz
139th
Foo Fizz Buzz Bar
20th
Forsyth–Edwards Notation
27th
Fractions
1st
Game of Life
35th
Gijswijt’s Sequence
Gray Code Encoder
32nd
Happy Numbers
39th
Happy Numbers (Long)
31st
Hexdump
26th
Hilbert Curve
40th
Intersection
25th
Inventory Sequence
25th
ISBN
54th
Jacobi Symbol
20th
Kaprekar Numbers
12th
Kolakoski Constant
28th
Kolakoski Sequence
66th
Leap Years
60th
Levenshtein Distance
61st
Leyland Numbers
91st
ln 2
1st
Look and Say
14th
Lucky Numbers
39th
Lucky Tickets
36th
Mahjong
17th
Mandelbrot
53rd
Maze
30th
Medal Tally
58th
Minesweeper
59th
Morse Decoder
30th
Morse Encoder
56th
Multitap Input
34th
Musical Chords
43rd
N Queens
21st
Niven Numbers
1st
Niven Numbers (Long)
22nd
Number Spiral
55th
Odious Numbers
1st
Odious Numbers (Long)
1st
Ordinal Numbers
65th
PalindromemordnilaP
26th
Pangram Grep
38th
Partition Numbers
37th
Pascal’s Triangle
47th
Pernicious Numbers
116th
Pernicious Numbers (Long)
30th
Poker
21st
Polyominoes
17th
Prime Numbers
1st
Prime Numbers (Long)
1st
Proximity Grid
40th
QR Decoder
28th
Quine
1st
Recamán
38th
Repeating Decimals
36th
Reverse Polish Notation
39th
Reversi
32nd
Rijndael S-box
18th
Rock-paper-scissors-Spock-lizard
19th
Roman to Arabic
47th
ROT13
35th
Rule 110
44th
Scrambled Sort
24th
Set
32nd
Seven Segment
31st
SI Units
41st
Sierpiński Triangle
58th
Smith Numbers
10th
Spelling Numbers
33rd
Star Wars GPT
17th
Star Wars Opening Crawl
69th
Sudoku
50th
Sudoku (Fill-in)
26th
Taxicab Numbers
49th
Ten-pin Bowling
34th
Tic-tac-toe
26th
Time Distance
23rd
Tongue-twisters
122nd
Topological Sort
51st
Tower of Hanoi
43rd
Transpose Sentence
37th
Trinomial Triangle
20th
United States
93rd
Vampire Numbers
33rd
Van Eck Sequence
16th
Zeckendorf Representation
55th
Zodiac Signs
17th
γ
19th
λ
19th
π
45th
τ
43rd
φ
77th
√2
1st
𝑒
1st