12 Days of Christmas
40th
24 Game
14th
99 Bottles of Beer
29th
Abundant Numbers
30th
Abundant Numbers (Long)
11th
Arabic to Roman
22nd
Arithmetic Numbers
31st
Arrows
19th
Ascending Primes
28th
ASCII Table
21st
Billiards
21st
brainfuck
77th
Card Number Validation
34th
Catalan Numbers
46th
Catalan’s Constant
23rd
Christmas Trees
29th
Collatz
34th
CSS Colors
38th
Cubes
33rd
Day of Week
128th
DFA Simulator
19th
Diamonds
34th
Divisors
31st
Emirp Numbers
42nd
Emirp Numbers (Long)
15th
Emojify
18th
Evil Numbers
16th
Evil Numbers (Long)
14th
Factorial Factorisation
13th
Farey Sequence
28th
Fibonacci
1st
Fizz Buzz
1st
Foo Fizz Buzz Bar
55th
Forsyth–Edwards Notation
20th
Fractions
41st
Game of Life
32nd
Gijswijt’s Sequence
14th
Happy Numbers
47th
Happy Numbers (Long)
55th
Hexdump
15th
Intersection
17th
Inventory Sequence
43rd
ISBN
41st
Jacobi Symbol
22nd
Kaprekar Numbers
17th
Kolakoski Constant
15th
Kolakoski Sequence
45th
Leap Years
73rd
Levenshtein Distance
45th
Leyland Numbers
27th
ln 2
22nd
Look and Say
82nd
Lucky Numbers
29th
Lucky Tickets
26th
Mahjong
9th
Maze
14th
Medal Tally
24th
Morse Decoder
21st
Morse Encoder
27th
Musical Chords
13th
N Queens
12th
Niven Numbers
1st
Niven Numbers (Long)
17th
Number Spiral
24th
Odious Numbers
12th
Odious Numbers (Long)
37th
Ordinal Numbers
68th
PalindromemordnilaP
18th
Pangram Grep
14th
Partition Numbers
32nd
Pascal’s Triangle
34th
Pernicious Numbers
58th
Pernicious Numbers (Long)
26th
Poker
16th
Polyominoes
11th
Prime Numbers
57th
Prime Numbers (Long)
29th
Proximity Grid
18th
QR Decoder
16th
Quine
34th
Recamán
35th
Repeating Decimals
14th
Reverse Polish Notation
29th
Reversi
15th
Rijndael S-box
7th
Rock-paper-scissors-Spock-lizard
31st
Roman to Arabic
16th
ROT13
59th
Rule 110
35th
Set
24th
Seven Segment
24th
SI Units
6th
Sierpiński Triangle
15th
Smith Numbers
33rd
Spelling Numbers
69th
Star Wars Opening Crawl
13th
Sudoku
12th
Sudoku (Fill-in)
16th
Ten-pin Bowling
22nd
Tic-tac-toe
30th
Time Distance
11th
Tongue-twisters
50th
Transpose Sentence
18th
United States
34th
Vampire Numbers
15th
Van Eck Sequence
37th
Zeckendorf Representation
11th
Zodiac Signs
18th
γ
15th
λ
14th
π
29th
τ
34th
φ
61st
√2
53rd
𝑒
30th