12 Days of Christmas
7th
35th
24 Game
28th
99 Bottles of Beer
6th
57th
Abundant Numbers
34th
28th
Abundant Numbers (Long)
16th
34th
Arabic to Roman
24th
Arithmetic Numbers
25th
Arrows
58th
Ascending Primes
30th
ASCII Table
9th
17th
Billiards
44th
brainfuck
21st
Calendar
67th
Card Number Validation
46th
Catalan Numbers
1st
Catalan’s Constant
29th
30th
Christmas Trees
4th
19th
Collatz
8th
Continued Fractions
43rd
CSS Colors
14th
Cubes
18th
Day of Week
1st
DFA Simulator
36th
Diamonds
11th
8th
Divisors
1st
Emirp Numbers
31st
47th
Emirp Numbers (Long)
42nd
Emojify
49th
Evil Numbers
9th
1st
Evil Numbers (Long)
1st
Factorial Factorisation
28th
Farey Sequence
61st
Fibonacci
6th49th1st
Fizz Buzz
60th
Foo Fizz Buzz Bar
1st
Forsyth–Edwards Notation
31st
Fractions
62nd
Game of Life
8th
Gijswijt’s Sequence
50th
Gray Code Decoder
71st
Gray Code Encoder
1st
Happy Numbers
30th
1st
Happy Numbers (Long)
24th
Hexdump
60th
Hilbert Curve
33rd
Intersection
36th
Inventory Sequence
50th
ISBN
34th
Jacobi Symbol
40th
Kaprekar Numbers
52nd
Kolakoski Constant
27th
29th
Kolakoski Sequence
7th
20th
Leap Years
10th
17th
Levenshtein Distance
79th
Leyland Numbers
25th
8th
ln 2
88th
Look and Say
21st
25th
Lucky Numbers
29th
Lucky Tickets
52nd
Mahjong
7th
Mandelbrot
9th
Maze
23rd
Medal Tally
16th
Minesweeper
12th
Morse Decoder
17th
Morse Encoder
3rd
32nd
Multitap Input
31st
Musical Chords
16th
N Queens
15th
Niven Numbers
30th
49th
Niven Numbers (Long)
48th
Number Spiral
9th
Odious Numbers
11th
1st
Odious Numbers (Long)
1st
Ordinal Numbers
74th
PalindromemordnilaP
10th
Pangram Grep
63rd
Partition Numbers
43rd
Pascal’s Triangle
1st
Pernicious Numbers
5th
96th
Pernicious Numbers (Long)
72nd
Poker
14th
Polyominoes
28th
Prime Numbers
28th40th88th
Prime Numbers (Long)
59th
Proximity Grid
15th
QR Decoder
15th
Quine
1st
Recamán
25th
62nd
Repeating Decimals
24th
Reverse Polish Notation
53rd45th
Reversi
20th
Rijndael S-box
30th
Rock-paper-scissors-Spock-lizard
24th
Roman to Arabic
34th
ROT13
94th
Rule 110
33rd
Scrambled Sort
7th
Set
49th
Seven Segment
39th
SI Units
16th
Sierpiński Triangle
5th
17th
Smith Numbers
19th
6th
Spelling Numbers
30th
Star Wars GPT
24th
Star Wars Opening Crawl
16th
Sudoku
2nd
Sudoku (Fill-in)
9th
Ten-pin Bowling
20th
Tic-tac-toe
5th
Time Distance
38th
Tongue-twisters
38th
Topological Sort
31st
Tower of Hanoi
13th
Transpose Sentence
20th
Trinomial Triangle
57th
United States
83rd
Vampire Numbers
21st
64th
Van Eck Sequence
23rd
Zeckendorf Representation
28th
Zodiac Signs
21st
γ
53rd
λ
43rd
34th
π
57th
40th
τ
41st
55th
φ
37th
48th
√2
40th
1st
𝑒
49th
1st