12 Days of Christmas
22nd
24 Game
99 Bottles of Beer
31st
Abundant Numbers
20th
Abundant Numbers (Long)
20th
Arabic to Roman
41st
Arithmetic Numbers
23rd
Arrows
33rd
Ascending Primes
23rd
ASCII Table
35th
Billiards
15th
brainfuck
27th
Card Number Validation
22nd
Catalan Numbers
44th
Catalan’s Constant
23rd
Christmas Trees
80th
Collatz
42nd
CSS Colors
2nd
Cubes
34th
Day of Week
93rd
26th
DFA Simulator
17th
Diamonds
47th
28th
Divisors
45th
Emirp Numbers
37th
Emirp Numbers (Long)
20th
Emojify
20th
Evil Numbers
78th
Evil Numbers (Long)
45th
Factorial Factorisation
24th
Farey Sequence
28th
Fibonacci
8th
Fizz Buzz
1st
Foo Fizz Buzz Bar
16th
Forsyth–Edwards Notation
27th
Fractions
1st
Game of Life
13th
Gijswijt’s Sequence
25th
Happy Numbers
37th
Happy Numbers (Long)
50th
Hexdump
26th
Hilbert Curve
16th
Intersection
34th
Inventory Sequence
30th
ISBN
27th
Jacobi Symbol
23rd
Kaprekar Numbers
19th
Kolakoski Constant
32nd
Kolakoski Sequence
40th
Leap Years
31st
Levenshtein Distance
1st
Leyland Numbers
27th
ln 2
21st
Look and Say
47th
Lucky Numbers
30th
Lucky Tickets
26th
Mahjong
12th
Mandelbrot
18th
Maze
20th
Medal Tally
14th
Morse Decoder
22nd
Morse Encoder
25th
Musical Chords
21st
N Queens
12th
Niven Numbers
44th
Niven Numbers (Long)
1st
Number Spiral
21st
Odious Numbers
65th
Odious Numbers (Long)
39th
Ordinal Numbers
20th
PalindromemordnilaP
22nd
Pangram Grep
5th
Partition Numbers
5th24th
Pascal’s Triangle
79th
Pernicious Numbers
56th
Pernicious Numbers (Long)
34th
Poker
18th
Polyominoes
13th
Prime Numbers
24th
Prime Numbers (Long)
1st
Proximity Grid
18th
QR Decoder
10th
Quine
Recamán
42nd
Repeating Decimals
21st
Reverse Polish Notation
15th
Reversi
20th
Rijndael S-box
22nd
Rock-paper-scissors-Spock-lizard
39th
Roman to Arabic
44th
ROT13
7th1st9th1st1st2nd
Rule 110
44th
Scrambled Sort
3rd
Set
16th
Seven Segment
15th
SI Units
12th
Sierpiński Triangle
30th
Smith Numbers
28th
Spelling Numbers
17th
Star Wars GPT
16th
Star Wars Opening Crawl
25th
Sudoku
19th
Sudoku (Fill-in)
22nd
Ten-pin Bowling
28th
Tic-tac-toe
26th
Time Distance
21st
Tongue-twisters
37th
Topological Sort
17th
Tower of Hanoi
29th
Transpose Sentence
26th
Trinomial Triangle
27th
United States
23rd
Vampire Numbers
31st
Van Eck Sequence
31st
Zeckendorf Representation
19th
Zodiac Signs
17th
γ
14th
λ
17th
π
25th
τ
25th
φ
40th
√2
32nd
𝑒
27th