12 Days of Christmas
12th
24 Game
5th
99 Bottles of Beer
20th
32nd
Abundant Numbers
13th
60th
32nd
Abundant Numbers (Long)
7th
Arabic to Roman
Arithmetic Numbers
6th
Arrows
Ascending Primes
5th
ASCII Table
13th
42nd
brainfuck
Card Number Validation
Catalan Numbers
6th
Catalan’s Constant
6th
Christmas Trees
23rd
Collatz
9th
49th
CSS Colors
Cubes
19th
Day of Week
DFA Simulator
Diamonds
17th
Divisors
17th
41st
18th
18th
57th
347th
1st
Emirp Numbers
12th
Emirp Numbers (Long)
8th
Emojify
Evil Numbers
11th
45th
37th
1st
22nd
211th
15th
Evil Numbers (Long)
8th
45th
25th
1st
Factorial Factorisation
3rd
13th
6th
Farey Sequence
3rd
27th
Fibonacci
17th
163rd
1st
34th
140th
144th
7th
Fizz Buzz
85th
243rd
27th
59th
344th
49th
77th
Foo Fizz Buzz Bar
11th
Forsyth–Edwards Notation
Fractions
Game of Life
Gijswijt’s Sequence
6th
Happy Numbers
8th
40th
Happy Numbers (Long)
8th
42nd
Hexdump
Intersection
Inventory Sequence
6th
26th
ISBN
Jacobi Symbol
Kolakoski Constant
6th
Kolakoski Sequence
14th
Leap Years
16th
44th
19th
Levenshtein Distance
Leyland Numbers
6th
ln 2
7th
Look and Say
10th
Lucky Numbers
4th
Lucky Tickets
Maze
Medal Tally
Morse Decoder
Morse Encoder
Musical Chords
N Queens
3rd
16th
Niven Numbers
16th
33rd
14th
Niven Numbers (Long)
7th
Number Spiral
7th
Odious Numbers
12th
42nd
32nd
1st
21st
118th
14th
Odious Numbers (Long)
7th
40th
21st
1st
Ordinal Numbers
PalindromemordnilaP
Pangram Grep
Pascal’s Triangle
7th
62nd
Pernicious Numbers
9th
43rd
Pernicious Numbers (Long)
7th
26th
Poker
Polyominoes
Prime Numbers
10th
104th
27th
29th
64th
62nd
13th
Prime Numbers (Long)
8th
64th
16th
Proximity Grid
QR Decoder
Quine
Recamán
11th
Repeating Decimals
Reverse Polish Notation
Reversi
Rijndael S-box
5th
19th
Rock-paper-scissors-Spock-lizard
Roman to Arabic
Rule 110
15th
Seven Segment
SI Units
Sierpiński Triangle
8th
37th
Smith Numbers
4th
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku v2
Ten-pin Bowling
Time Distance
Tongue-twisters
5th
Transpose Sentence
United States
Vampire Numbers
4th
Van Eck Sequence
4th
Zeckendorf Representation
Zodiac Signs
γ
6th
λ
12th
π
12th
46th
18th
τ
11th
φ
12th
√2
12th
𝑒
13th
42nd