12 Days of Christmas
12th
24 Game
99 Bottles of Beer
9th315th
Abundant Numbers
33rd688th
Abundant Numbers (Long)
51st
Arabic to Roman
17th290th
Arithmetic Numbers
7th
Arrows
6th
Ascending Primes
9th
ASCII Table
11th
brainfuck
6th
Card Number Validation
9th
Catalan Numbers
23rd
Catalan’s Constant
10th
Christmas Trees
29th
Collatz
4th201st
CSS Colors
7th
Cubes
5th
Day of Week
1st303rd
Diamonds
8th
Divisors
43rd130th
Emirp Numbers
28th
Emirp Numbers (Long)
13th
Emojify
10th
Evil Numbers
39th
Evil Numbers (Long)
25th
Factorial Factorisation
11th
Farey Sequence
10th
Fibonacci
285th41st213th
Fizz Buzz
9th52nd
Foo Fizz Buzz Bar
14th309th
Forsyth–Edwards Notation
7th
Fractions
11th
Game of Life
10th
Gijswijt’s Sequence
9th
Happy Numbers
13th343rd
Happy Numbers (Long)
1st66th
Hexdump
5th
Intersection
20th
Inventory Sequence
10th
ISBN
17th
Jacobi Symbol
12th
Kolakoski Sequence
19th
Leap Years
44th
Levenshtein Distance
23rd
Leyland Numbers
20th158th
Look and Say
8th216th
Lucky Numbers
9th
Maze
8th
Medal Tally
5th
Morse Decoder
6th
Morse Encoder
11th
Musical Chords
7th
N Queens
10th
Niven Numbers
57th564th
Niven Numbers (Long)
37th
Number Spiral
11th
Odious Numbers
37th
Odious Numbers (Long)
21st
Ordinal Numbers
15th394th
PalindromemordnilaP
1st
Pangram Grep
21st
Partition Numbers
11th
Pascal’s Triangle
17th210th
Pernicious Numbers
31st
Pernicious Numbers (Long)
16th
Poker
6th
Prime Numbers
47th386th
Prime Numbers (Long)
57th198th
Proximity Grid
8th
Quine
36th833rd
Recamán
10th415th
Reverse Polish Notation
13th
Rijndael S-box
5th
Rock-paper-scissors-Spock-lizard
12th79th
Roman to Arabic
9th
ROT13
9th
Rule 110
16th
Seven Segment
18th
Sierpiński Triangle
30th
Smith Numbers
11th
Spelling Numbers
11th
Star Wars GPT
94th
Star Wars Opening Crawl
7th
Sudoku
7th
Ten-pin Bowling
4th
Tic-tac-toe
6th
Time Distance
9th
Tongue-twisters
7th
Transpose Sentence
1st
United States
11th
Vampire Numbers
10th
Van Eck Sequence
10th83rd
Zeckendorf Representation
8th
Zodiac Signs
7th
π
26th
𝑒
25th