12 Days of Christmas
20th
24 Game
8th
99 Bottles of Beer
26th
Abundant Numbers
18th
Abundant Numbers (Long)
18th
Arabic to Roman
34th
Arithmetic Numbers
18th
Arrows
28th
Ascending Primes
18th
ASCII Table
31st
Billiards
10th
brainfuck
23rd
Card Number Validation
18th
Catalan Numbers
39th
Catalan’s Constant
17th
Christmas Trees
71st
Collatz
36th
CSS Colors
3rd
Cubes
28th
Day of Week
79th
18th
DFA Simulator
14th
Diamonds
20th
Divisors
38th
Emirp Numbers
33rd
Emirp Numbers (Long)
17th
Emojify
17th
Evil Numbers
69th
Evil Numbers (Long)
40th
Factorial Factorisation
16th
Farey Sequence
21st
Fibonacci
7th
Fizz Buzz
1st
Foo Fizz Buzz Bar
14th
Forsyth–Edwards Notation
22nd
Fractions
1st
Game of Life
7th
Gijswijt’s Sequence
20th
Happy Numbers
61st
Happy Numbers (Long)
47th
Hexdump
21st
Intersection
28th
Inventory Sequence
25th
ISBN
24th
Jacobi Symbol
18th
Kaprekar Numbers
12th
Kolakoski Constant
28th
Kolakoski Sequence
38th
Leap Years
28th
Levenshtein Distance
1st
Leyland Numbers
22nd
ln 2
17th
Look and Say
39th
Lucky Numbers
24th
Lucky Tickets
21st
Mahjong
9th
Maze
14th
Medal Tally
12th
Morse Decoder
18th
Morse Encoder
21st
Musical Chords
15th
N Queens
8th
Niven Numbers
38th
Niven Numbers (Long)
1st
Number Spiral
18th
Odious Numbers
56th
Odious Numbers (Long)
32nd
Ordinal Numbers
18th
PalindromemordnilaP
17th
Pangram Grep
5th
Partition Numbers
4th13th
Pascal’s Triangle
67th
Pernicious Numbers
46th
Pernicious Numbers (Long)
28th
Poker
15th
Polyominoes
10th
Prime Numbers
22nd
Prime Numbers (Long)
1st
Proximity Grid
16th
QR Decoder
9th
Quine
1st
Recamán
34th
Repeating Decimals
18th
Reverse Polish Notation
12th
Reversi
15th
Rijndael S-box
16th
Rock-paper-scissors-Spock-lizard
33rd
Roman to Arabic
38th
ROT13
1st8th1st1st🦄
Rule 110
39th
Set
8th
Seven Segment
14th
SI Units
9th
Sierpiński Triangle
28th
Smith Numbers
24th
Spelling Numbers
15th
Star Wars Opening Crawl
21st
Sudoku
16th
Sudoku (Fill-in)
17th
Ten-pin Bowling
21st
Tic-tac-toe
20th
Time Distance
16th
Tongue-twisters
31st
Transpose Sentence
21st
United States
18th
Vampire Numbers
28th
Van Eck Sequence
24th
Zeckendorf Representation
14th
Zodiac Signs
14th
γ
10th
λ
14th
π
25th
τ
23rd
φ
33rd
√2
27th
𝑒
24th