12 Days of Christmas
1st
24 Game
3rd
99 Bottles of Beer
2nd
3rd
Abundant Numbers
7th
Abundant Numbers (Long)
5th
Arabic to Roman
1st
1st
Arithmetic Numbers
2nd
Arrows
4th
Ascending Primes
4th
70th
ASCII Table
3rd
4th
Billiards
2nd
brainfuck
2nd
Card Number Validation
2nd
3rd
Catalan Numbers
1st
Catalan’s Constant
4th
Christmas Trees
4th
Collatz
1st21st
3rd
CSS Colors
3rd
Cubes
2nd
3rd
Day of Week
3rd
DFA Simulator
2nd
Diamonds
6th
Divisors
4th
8th
Emirp Numbers
1st
Emirp Numbers (Long)
6th
Emojify
4th
Evil Numbers
1st
Evil Numbers (Long)
1st
Factorial Factorisation
2nd
3rd
Farey Sequence
4th
79th
Fibonacci
1st
1st1st
Fizz Buzz
1st9th209th1st
Foo Fizz Buzz Bar
2nd
1st
Forsyth–Edwards Notation
1st
Fractions
2nd
9th
Game of Life
3rd
Gijswijt’s Sequence
4th
Happy Numbers
1st
5th
Happy Numbers (Long)
11th
Hexdump
2nd
Hilbert Curve
3rd
51st
Intersection
3rd
164th
Inventory Sequence
3rd
120th
ISBN
2nd
Jacobi Symbol
2nd
92nd
Kaprekar Numbers
4th
86th
Kolakoski Constant
5th
Kolakoski Sequence
1st
Leap Years
6th
174th
Levenshtein Distance
2nd
163rd
Leyland Numbers
2nd
ln 2
1st
Look and Say
4th
Lucky Numbers
9th
67th
Lucky Tickets
6th
99th
Mahjong
2nd
Mandelbrot
4th
Maze
4th
Medal Tally
2nd
Minesweeper
3rd
Morse Decoder
4th
106th
Morse Encoder
3rd
Musical Chords
3rd
N Queens
3rd
Niven Numbers
6th
144th
Niven Numbers (Long)
3rd
188th
Number Spiral
6th
Odious Numbers
1st
Odious Numbers (Long)
1st
Ordinal Numbers
4th
PalindromemordnilaP
2nd
Pangram Grep
3rd26th
Partition Numbers
3rd
104th
Pascal’s Triangle
2nd
6th
Pernicious Numbers
12th
1st
Pernicious Numbers (Long)
4th
Poker
💎
Polyominoes
💎
Prime Numbers
5th
Prime Numbers (Long)
5th
Proximity Grid
💎
QR Decoder
3rd
101st
Quine
1st
Recamán
3rd
Repeating Decimals
2nd
Reverse Polish Notation
3rd12th
Reversi
2nd
Rijndael S-box
2nd
Rock-paper-scissors-Spock-lizard
5th
Roman to Arabic
4th
2nd
ROT13
2nd6th54th3rd
Rule 110
6th
277th
Scrambled Sort
4th
Set
3rd
99th
Seven Segment
6th
SI Units
💎
Sierpiński Triangle
6th
Smith Numbers
2nd
Spelling Numbers
1st
Star Wars GPT
3rd
Star Wars Opening Crawl
2nd
Sudoku
2nd
Sudoku (Fill-in)
2nd
Ten-pin Bowling
1st
Tic-tac-toe
💎
Time Distance
💎
Tongue-twisters
2nd
5th
Topological Sort
4th
Tower of Hanoi
11th
92nd
Transpose Sentence
2nd
Trinomial Triangle
4th
United States
5th
Vampire Numbers
2nd
Van Eck Sequence
2nd
Zeckendorf Representation
2nd
Zodiac Signs
2nd
γ
3rd
λ
2nd
π
1st
7th
τ
1st
φ
1st
√2
1st
1st
𝑒
1st