12 Days of Christmas
33rd
24 Game
16th
99 Bottles of Beer
77th
Abundant Numbers
27th
Abundant Numbers (Long)
11th
Arabic to Roman
37th
Arithmetic Numbers
29th
Arrows
25th
Ascending Primes
26th
ASCII Table
36th
Billiards
22nd
brainfuck
91st
Card Number Validation
31st
Catalan Numbers
42nd
Catalan’s Constant
22nd
Christmas Trees
28th
Collatz
29th
CSS Colors
23rd
Cubes
37th
Day of Week
119th
DFA Simulator
20th
Diamonds
34th
Divisors
32nd
Emirp Numbers
16th
Emirp Numbers (Long)
17th
Emojify
11th
Evil Numbers
15th
Evil Numbers (Long)
13th
Factorial Factorisation
16th
Farey Sequence
24th
Fibonacci
1st
Fizz Buzz
1st
Foo Fizz Buzz Bar
55th
Forsyth–Edwards Notation
12th
Fractions
36th
Game of Life
31st
Gijswijt’s Sequence
9th
Happy Numbers
17th
Happy Numbers (Long)
51st
Hexdump
22nd
Intersection
27th
Inventory Sequence
42nd
ISBN
40th
Jacobi Symbol
24th
Kaprekar Numbers
13th
Kolakoski Constant
14th
Kolakoski Sequence
43rd
Leap Years
60th
Levenshtein Distance
52nd
Leyland Numbers
35th
ln 2
21st
Look and Say
73rd
Lucky Numbers
28th
Lucky Tickets
30th
Mahjong
9th
Maze
17th
Medal Tally
25th
Morse Decoder
25th
Morse Encoder
16th
Musical Chords
16th
N Queens
14th
Niven Numbers
1st
Niven Numbers (Long)
17th
Number Spiral
27th
Odious Numbers
11th
Odious Numbers (Long)
32nd
Ordinal Numbers
58th
PalindromemordnilaP
17th
Pangram Grep
11th
Partition Numbers
27th
Pascal’s Triangle
33rd
Pernicious Numbers
55th
Pernicious Numbers (Long)
24th
Poker
15th
Polyominoes
10th
Prime Numbers
52nd
Prime Numbers (Long)
25th
Proximity Grid
23rd
QR Decoder
21st
Quine
32nd
Recamán
35th
Repeating Decimals
18th
Reverse Polish Notation
31st
Reversi
15th
Rijndael S-box
15th
Rock-paper-scissors-Spock-lizard
33rd
Roman to Arabic
15th
ROT13
54th
Rule 110
35th
Set
23rd
Seven Segment
21st
SI Units
6th
Sierpiński Triangle
14th
Smith Numbers
33rd
Spelling Numbers
29th
Star Wars Opening Crawl
19th
Sudoku
17th
Sudoku (Fill-in)
19th
Ten-pin Bowling
23rd
Tic-tac-toe
28th
Time Distance
17th
Tongue-twisters
37th
Transpose Sentence
17th
United States
38th
Vampire Numbers
19th
Van Eck Sequence
33rd
Zeckendorf Representation
11th
Zodiac Signs
23rd
γ
14th
λ
21st
π
26th
τ
32nd
φ
56th
√2
49th
𝑒
28th