12 Days of Christmas
4th
24 Game
7th
99 Bottles of Beer
16th
Abundant Numbers
💎
9th
Abundant Numbers (Long)
💎
2nd
Arabic to Roman
6th
Arithmetic Numbers
1st
9th
Arrows
2nd
17th
Ascending Primes
💎
9th5th7th
ASCII Table
1st
Billiards
2nd
💎
brainfuck
3rd
16th
Calendar
💎
Card Number Validation
💎
1st
Catalan Numbers
💎
1st
1st
Catalan’s Constant
8th
Christmas Trees
2nd
16th
60th
Collatz
1st
46th3rd13th
326th
Continued Fractions
2nd
💎
CSS Colors
2nd
1st
1st
Cubes
💎
💎
Day of Week
2nd
1st
1st
DFA Simulator
2nd
💎
Diamonds
16th
12th
Divisors
1st
10th
45th404th
Emirp Numbers
💎
1st
Emirp Numbers (Long)
💎
11th
Emojify
4th
7th
Evil Numbers
1st
8th5th
1st
1st
Evil Numbers (Long)
1st
24th1st
1st
163rd
Factorial Factorisation
💎
2nd
Farey Sequence
19th9th15th
Fibonacci
1st
14th1st1st
49th
1st
Fizz Buzz
1st
1st
217th
Foo Fizz Buzz Bar
2nd
1st
Forsyth–Edwards Notation
2nd
9th
Fractions
2nd
3rd
Game of Life
7th
Gijswijt’s Sequence
💎
7th
Gray Code Decoder
2nd
1st
Gray Code Encoder
2nd
1st
Happy Numbers
1st
32nd7th20th
Happy Numbers (Long)
1st
12th
Hexdump
2nd
💎
Hilbert Curve
3rd
Intersection
💎
3rd
Inventory Sequence
💎
9th
ISBN
💎
1st
Jacobi Symbol
2nd
3rd
Kaprekar Numbers
1st
2nd
Kolakoski Constant
7th
Kolakoski Sequence
5th
20th
Leap Years
1st
21st
Levenshtein Distance
7th
38th
Leyland Numbers
2nd
7th
ln 2
10th
Look and Say
💎
4th
Lucky Numbers
💎
9th
Lucky Tickets
5th
7th
Mahjong
3rd
Mandelbrot
3rd
4th
Maze
💎
Medal Tally
4th
Minesweeper
💎
Morse Decoder
9th
Morse Encoder
2nd
8th
Multitap Input
💎
💎
Musical Chords
8th
N Queens
💎
Niven Numbers
💎
84th1st
47th
51st
Niven Numbers (Long)
💎
1st
Number Spiral
2nd
10th
10th
Odious Numbers
1st
9th1st
1st
1st
Odious Numbers (Long)
1st
9th1st
1st
111th
Ordinal Numbers
4th
1st
PalindromemordnilaP
💎
1st
Pangram Grep
1st
💎3rd💎
Partition Numbers
17th
Pascal’s Triangle
3rd
7th
Pernicious Numbers
💎
1st
15th
1st
Pernicious Numbers (Long)
1st
1st
1st
74th
Poker
7th
Polyominoes
5th
Prime Numbers
💎
30th1st22nd
1st
Prime Numbers (Long)
💎
22nd1st24th
26th
1st
Proximity Grid
8th
QR Decoder
9th
Quine
1st
Recamán
1st
4th1st1st
Repeating Decimals
💎
Reverse Polish Notation
1st
7th
Reversi
💎
Rijndael S-box
2nd
💎2nd💎
2nd💎
💎
2nd
💎
Rock-paper-scissors-Spock-lizard
13th
Roman to Arabic
1st
1st
ROT13
💎
11th
Rule 110
4th
💎
Scrambled Sort
1st
Set
5th
Seven Segment
💎
8th
SI Units
💎
Sierpiński Triangle
💎
9th
Smith Numbers
2nd
8th
Spelling Numbers
💎
Star Wars GPT
💎
Star Wars Opening Crawl
💎
Sudoku
5th
Sudoku (Fill-in)
2nd
Ten-pin Bowling
💎
2nd
Tic-tac-toe
2nd
3rd
Time Distance
💎
Tongue-twisters
18th
Topological Sort
💎
Tower of Hanoi
💎
13th2nd5th
Transpose Sentence
2nd
1st
Trinomial Triangle
1st
United States
3rd
Vampire Numbers
6th
Van Eck Sequence
💎
1st
Zeckendorf Representation
💎
1st
Zodiac Signs
2nd
4th
γ
6th
λ
6th
π
8th
7th
τ
9th
φ
2nd
√2
9th
𝑒
14th