12 Days of Christmas
💎
24 Game
💎
99 Bottles of Beer
💎
Abundant Numbers
13th
Abundant Numbers (Long)
1st
Arabic to Roman
💎
Arithmetic Numbers
💎
Arrows
3rd
9th
1st
15th
5th
Ascending Primes
💎
ASCII Table
💎
Billiards
💎
brainfuck
💎
Card Number Validation
1st
Catalan Numbers
4th
Catalan’s Constant
2nd
Christmas Trees
1st
Collatz
1st
CSS Colors
1st
Cubes
💎
Day of Week
1st
DFA Simulator
💎
Diamonds
3rd
Divisors
2nd
Emirp Numbers
1st
Emirp Numbers (Long)
💎
Emojify
💎
Evil Numbers
2nd
Evil Numbers (Long)
1st
Factorial Factorisation
💎
Farey Sequence
1st
Fibonacci
8th
43rd
Fizz Buzz
1st
Foo Fizz Buzz Bar
2nd
Forsyth–Edwards Notation
💎
Fractions
1st
Game of Life
2nd
Gijswijt’s Sequence
4th
Happy Numbers
1st
Happy Numbers (Long)
💎
Hexdump
💎
Hilbert Curve
2nd
Intersection
💎
Inventory Sequence
5th
ISBN
💎
Jacobi Symbol
💎
Kaprekar Numbers
💎
Kolakoski Constant
💎
Kolakoski Sequence
2nd
Leap Years
1st
Levenshtein Distance
💎
Leyland Numbers
💎
ln 2
6th
Look and Say
1st
Lucky Numbers
💎
Lucky Tickets
4th
Mahjong
💎
Mandelbrot
💎
Maze
💎
Medal Tally
💎
Minesweeper
13th8th
💎
Morse Decoder
💎
Morse Encoder
💎
Musical Chords
9th
3rd3rd9th
💎39th11th
N Queens
💎
Niven Numbers
8th
Niven Numbers (Long)
3rd
Number Spiral
💎
Odious Numbers
2nd
Odious Numbers (Long)
1st
Ordinal Numbers
1st
PalindromemordnilaP
2nd
Pangram Grep
1st
Partition Numbers
1st
Pascal’s Triangle
5th
Pernicious Numbers
1st
Pernicious Numbers (Long)
1st
Poker
💎
Polyominoes
💎
Prime Numbers
1st
Prime Numbers (Long)
1st
Proximity Grid
💎
QR Decoder
💎
Quine
13th
Recamán
1st
Repeating Decimals
💎
Reverse Polish Notation
2nd
Reversi
💎
Rijndael S-box
💎
Rock-paper-scissors-Spock-lizard
💎
Roman to Arabic
50th
22nd
💎
15th
ROT13
4th
Rule 110
2nd
Scrambled Sort
2nd
Set
💎
Seven Segment
💎
SI Units
💎
Sierpiński Triangle
💎
Smith Numbers
💎
Spelling Numbers
💎
Star Wars GPT
💎
Star Wars Opening Crawl
💎
Sudoku
💎
Sudoku (Fill-in)
💎
Ten-pin Bowling
1st
Tic-tac-toe
4th
Time Distance
💎
Tongue-twisters
2nd
Topological Sort
💎
Transpose Sentence
1st
Trinomial Triangle
3rd
United States
2nd
Vampire Numbers
💎
Van Eck Sequence
4th
Zeckendorf Representation
13th
5th
12th
32nd8th8th8th6th6th7th9th💎77th
11th7th
Zodiac Signs
6th
19th
💎136th
γ
3rd
λ
💎
π
4th
τ
2nd
φ
1st
√2
6th
𝑒
3rd