12 Days of Christmas
32nd
24 Game
18th
99 Bottles of Beer
80th
Abundant Numbers
31st
Abundant Numbers (Long)
11th
Arabic to Roman
38th
Arithmetic Numbers
31st
Arrows
27th
Ascending Primes
32nd
ASCII Table
37th
Billiards
23rd
brainfuck
97th
Card Number Validation
35th
Catalan Numbers
50th
Catalan’s Constant
26th
Christmas Trees
29th
Collatz
35th
CSS Colors
23rd
Cubes
42nd
Day of Week
138th
DFA Simulator
25th
Diamonds
38th
Divisors
32nd
Emirp Numbers
16th
Emirp Numbers (Long)
18th
Emojify
12th
Evil Numbers
16th
Evil Numbers (Long)
15th
Factorial Factorisation
16th
Farey Sequence
29th
Fibonacci
1st
Fizz Buzz
1st
Foo Fizz Buzz Bar
63rd
Forsyth–Edwards Notation
13th
Fractions
43rd
Game of Life
34th
Gijswijt’s Sequence
16th
Happy Numbers
17th
Happy Numbers (Long)
59th
Hexdump
23rd
Intersection
27th
Inventory Sequence
46th
ISBN
42nd
Jacobi Symbol
25th
Kaprekar Numbers
20th
Kolakoski Constant
17th
Kolakoski Sequence
47th
Leap Years
76th
Levenshtein Distance
55th
Leyland Numbers
34th
ln 2
25th
Look and Say
83rd
Lucky Numbers
31st
Lucky Tickets
37th
Mahjong
12th
Maze
19th
Medal Tally
27th
Morse Decoder
27th
Morse Encoder
17th
Musical Chords
18th
N Queens
14th
Niven Numbers
1st
Niven Numbers (Long)
18th
Number Spiral
28th
Odious Numbers
13th
Odious Numbers (Long)
39th
Ordinal Numbers
70th
PalindromemordnilaP
19th
Pangram Grep
16th
Partition Numbers
34th
Pascal’s Triangle
35th
Pernicious Numbers
63rd
Pernicious Numbers (Long)
28th
Poker
17th
Polyominoes
14th
Prime Numbers
59th
Prime Numbers (Long)
31st
Proximity Grid
22nd
QR Decoder
23rd
Quine
45th
Recamán
37th
Repeating Decimals
19th
Reverse Polish Notation
35th
Reversi
16th
Rijndael S-box
15th
Rock-paper-scissors-Spock-lizard
34th
Roman to Arabic
16th
ROT13
63rd
Rule 110
37th
Set
25th
Seven Segment
25th
SI Units
7th
Sierpiński Triangle
17th
Smith Numbers
37th
Spelling Numbers
32nd
Star Wars Opening Crawl
19th
Sudoku
19th
Sudoku (Fill-in)
21st
Ten-pin Bowling
26th
Tic-tac-toe
33rd
Time Distance
18th
Tongue-twisters
38th
Transpose Sentence
18th
United States
43rd
Vampire Numbers
21st
Van Eck Sequence
38th
Zeckendorf Representation
11th
Zodiac Signs
24th
γ
19th
λ
27th
π
32nd
τ
36th
φ
62nd
√2
55th
𝑒
31st