12 Days of Christmas
5th
24 Game
12th
99 Bottles of Beer
5th
Abundant Numbers
11th
Abundant Numbers (Long)
19th
Arabic to Roman
4th
Arithmetic Numbers
11th
Arrows
12th
Ascending Primes
18th
ASCII Table
12th
Billiards
4th
brainfuck
4th
Calendar
1st
Card Number Validation
11th
Catalan Numbers
1st
Catalan’s Constant
20th
Christmas Trees
11th
Collatz
36th
Connect Four
14th
Continued Fractions
1st
CSS Colors
6th
Cubes
3rd
Day of Week
1st
DFA Simulator
7th
Diamonds
28th
Divisors
2nd
Emirp Numbers
13th
Emirp Numbers (Long)
10th
Emojify
23rd
Evil Numbers
1st
Evil Numbers (Long)
1st
Factorial Factorisation
10th
Farey Sequence
20th
Fibonacci
1st
Fizz Buzz
22nd
Foo Fizz Buzz Bar
21st
Forsyth–Edwards Notation
10th
Fractions
1st
Game of Life
11th
Gijswijt’s Sequence
9th
Gray Code Decoder
7th
Gray Code Encoder
1st
Happy Numbers
1st
Happy Numbers (Long)
22nd
Hexdump
11th
Hilbert Curve
3rd
Intersection
18th
Inventory Sequence
14th
ISBN
12th
Jacobi Symbol
12th
Kaprekar Numbers
3rd
Kolakoski Constant
13th
Kolakoski Sequence
15th
Leap Years
18th
Levenshtein Distance
1st
Leyland Numbers
1st
ln 2
1st
Look and Say
6th
Lucky Numbers
6th
Lucky Tickets
24th
Mahjong
6th
Mandelbrot
7th
Maze
23rd
Medal Tally
11th
Minesweeper
8th
Morse Decoder
8th
Morse Encoder
8th
Multitap Input
6th
Musical Chords
5th
N Queens
13th
Niven Numbers
1st
Niven Numbers (Long)
22nd
Number Spiral
21st
Odious Numbers
1st
Odious Numbers (Long)
1st
Ordinal Numbers
5th
PalindromemordnilaP
15th
Pangram Grep
21st
Partition Numbers
9th
Pascal’s Triangle
23rd
Pernicious Numbers
81st
Pernicious Numbers (Long)
1st
Poker
4th
Polyominoes
8th
Prime Numbers
1st
Prime Numbers (Long)
1st
Proximity Grid
4th
QR Decoder
6th
Quine
1st
Recamán
33rd
Repeating Decimals
1st
Reverse Polish Notation
17th
Reversi
18th
Rijndael S-box
9th
Rock-paper-scissors-Spock-lizard
8th
Roman to Arabic
20th
ROT13
1st
Rule 110
9th
Scrambled Sort
8th
Set
8th
Seven Segment
4th
SI Units
4th
Sierpiński Triangle
12th
Smith Numbers
10th
Spelling Numbers
13th
Star Wars GPT
18th
Star Wars Opening Crawl
6th
Sudoku
7th
Sudoku (Fill-in)
4th
Taxicab Numbers
15th
Ten-pin Bowling
14th
Tic-tac-toe
8th
Time Distance
16th
Tongue-twisters
16th
Topological Sort
6th
Tower of Hanoi
12th
Transpose Sentence
13th
Trinomial Triangle
13th
United States
27th
Vampire Numbers
5th
Van Eck Sequence
16th
Zeckendorf Representation
5th
Zodiac Signs
12th
γ
11th
λ
7th
π
15th
τ
9th
φ
1st
√2
1st
𝑒
1st