12 Days of Christmas
9th
24 Game
2nd
99 Bottles of Beer
5th
Abundant Numbers
1st
Abundant Numbers (Long)
1st
Arabic to Roman
2nd
Arithmetic Numbers
1st
Arrows
3rd
Ascending Primes
💎
ASCII Table
6th
Billiards
💎
brainfuck
6th
Card Number Validation
3rd
Catalan Numbers
1st
Catalan’s Constant
1st
Christmas Trees
1st
Collatz
💎
CSS Colors
10th
Cubes
5th
Day of Week
3rd
DFA Simulator
2nd
Diamonds
8th
Divisors
💎111th
Emirp Numbers
5th
Emirp Numbers (Long)
1st
Emojify
4th
Evil Numbers
55th
7th
Evil Numbers (Long)
1st
Factorial Factorisation
💎
Farey Sequence
1st
Fibonacci
34th
1st1st24th7th
Fizz Buzz
176th10th
1st5th202nd
77th25th
Foo Fizz Buzz Bar
4th
Forsyth–Edwards Notation
3rd
Fractions
1st
1st
Game of Life
4th
Gijswijt’s Sequence
3rd
Happy Numbers
6th336th
Happy Numbers (Long)
4th
Hexdump
6th
Hilbert Curve
💎
Intersection
7th
Inventory Sequence
5th
ISBN
1st
Jacobi Symbol
6th
Kaprekar Numbers
2nd
Kolakoski Constant
6th
Kolakoski Sequence
10th
Leap Years
9th
Levenshtein Distance
8th
Leyland Numbers
6th
ln 2
1st
Look and Say
3rd
Lucky Numbers
4th
Lucky Tickets
4th
Mahjong
2nd
Mandelbrot
2nd
Maze
5th
Medal Tally
4th
Morse Decoder
4th
Morse Encoder
3rd
Musical Chords
5th
N Queens
💎
Niven Numbers
6th
Niven Numbers (Long)
1st
Number Spiral
2nd
Odious Numbers
7th
Odious Numbers (Long)
1st
Ordinal Numbers
1st
PalindromemordnilaP
3rd
Pangram Grep
💎
Partition Numbers
💎
Pascal’s Triangle
3rd
Pernicious Numbers
18th
Pernicious Numbers (Long)
10th
Poker
5th
Polyominoes
💎
Prime Numbers
1st240th
27th
Prime Numbers (Long)
8th48th
31st
Proximity Grid
4th
QR Decoder
6th
Quine
1st67th
1st
Recamán
1st
Repeating Decimals
5th
Reverse Polish Notation
4th
Reversi
💎
Rijndael S-box
2nd
Rock-paper-scissors-Spock-lizard
6th
Roman to Arabic
11th
ROT13
3rd
Rule 110
5th
Scrambled Sort
2nd
Set
💎
Seven Segment
6th
SI Units
2nd
Sierpiński Triangle
4th
Smith Numbers
7th
Spelling Numbers
3rd
Star Wars GPT
💎
Star Wars Opening Crawl
3rd
Sudoku
4th
Sudoku (Fill-in)
4th
Ten-pin Bowling
7th
Tic-tac-toe
4th
Time Distance
4th
Tongue-twisters
12th
Topological Sort
💎
Transpose Sentence
1st
Trinomial Triangle
💎
United States
12th
Vampire Numbers
5th
Van Eck Sequence
5th
Zeckendorf Representation
💎
Zodiac Signs
6th
γ
1st
λ
5th
π
1st156th
τ
1st
φ
1st
√2
1st
𝑒
1st