12 Days of Christmas
87th
71st
3rd
24 Game
💎
99 Bottles of Beer
38th
29th
💎
Abundant Numbers
5th
1,186th
Abundant Numbers (Long)
5th
Alphabetic Numbers
2nd
Arabic to Roman
22nd
💎
26th
Arithmetic Numbers
💎
502nd
Arrows
1st
Ascending Primes
1st
ASCII Table
39th
34th
1st
Billiards
5th
brainfuck
3rd
392nd
Calendar
1st
Card Number Validation
💎
Catalan Numbers
1st
Catalan’s Constant
💎
Chess Move Validation
💎
Christmas Trees
19th
15th
2nd
Collatz
9th
21st
1st
Connect Four
2nd
Continued Fractions
1st
CSS Colors
2nd
Cubes
2nd
Day of Week
19th
9th32nd9th
1st
53rd103rd
90th
257th
DFA Simulator
💎
Diamonds
3rd
Divisors
150th
1st
Emirp Numbers
96th
39th
1st
Emirp Numbers (Long)
1st
Emojify
3rd
Evil Numbers
1st
645th
Evil Numbers (Long)
1st
47th
Factorial Factorisation
2nd
Farey Sequence
40th
3rd
Fibonacci
53rd13th65th3rd64th4th48th2nd48th56th76th39th60th82nd44th1st98th171st55th352nd139th102nd223rd78th133rd82nd59th57th212th73rd145th281st273rd
79th116th36th79th
63rd
Fizz Buzz
64th72nd146th
1st111th19th
1st18th9th
78th
84th
105th
Foo Fizz Buzz Bar
88th
1st
Forsyth–Edwards Notation
1st
Fractions
1st
Game of Life
2nd
Gijswijt’s Sequence
💎
Gray Code Decoder
1st
Gray Code Encoder
1st
Happy Numbers
1st
Happy Numbers (Long)
1st
Hexdump
💎
Hilbert Curve
2nd
Intersection
21st
9th
1st
Inventory Sequence
1st
ISBN
💎
Jacobi Symbol
1st
Kaprekar Numbers
3rd
Kolakoski Constant
2nd
Kolakoski Sequence
7th
Leap Years
82nd114th125th
1st
Levenshtein Distance
1st
Leyland Numbers
💎
ln 2
1st
Look and Say
3rd
Lucky Numbers
💎
Lucky Tickets
💎
Mahjong
💎
Mandelbrot
5th
Maze
💎
Medal Tally
1st
Minesweeper
4th
Morse Decoder
💎
Morse Encoder
3rd
Multitap Input
💎
Musical Chords
4th
N Queens
3rd
Nim
4th
Niven Numbers
127th
1st
801st
Niven Numbers (Long)
1st
422nd
Number Spiral
1st
Odious Numbers
1st
288th
Odious Numbers (Long)
1st
Ordinal Numbers
6th
PalindromemordnilaP
1st
Pangram Grep
59th65th26th
1st
Partition Numbers
1st
Pascal’s Triangle
33rd
11th
403rd
Pernicious Numbers
52nd
1st
680th
Pernicious Numbers (Long)
1st
Poker
💎
Polyominoes
3rd
Prime Numbers
34th
45th67th
1st23rd
263rd
45th
183rd
Prime Numbers (Long)
1st
Proximity Grid
2nd
QR Decoder
3rd
Quine
60th213th
69th67th61st
4th
1st
370th
1st
92nd
102nd
Recamán
1st
Repeating Decimals
3rd
Reverse Polish Notation
3rd
Reversi
2nd
Rijndael S-box
1st
Rock-paper-scissors-Spock-lizard
2nd
Roman to Arabic
7th
ROT13
1st
Rule 110
💎
Scrambled Sort
3rd
Set
4th
Seven Segment
💎
SI Units
2nd
Sierpiński Triangle
💎
Smith Numbers
1st
Spelling Numbers
💎
Star Wars GPT
1st
Star Wars Opening Crawl
3rd
Sudoku
2nd
Sudoku (Fill-in)
💎
Taxicab Numbers
3rd
Ten-pin Bowling
3rd
Tic-tac-toe
7th
4th
Time Distance
2nd
Tongue-twisters
4th
Topological Sort
💎
Tower of Hanoi
1st
Transpose Sentence
💎
Trinomial Triangle
2nd
Ulam Sequence
2nd
United States
14th
💎
410th
Vampire Numbers
2nd
Van Eck Sequence
1st
Zeckendorf Representation
4th
Zodiac Signs
7th
γ
3rd
λ
1st
π
16th18th
46th
96th
1st
40th
41st
43rd56th
τ
1st
φ
1st
√2
63rd
1st
𝑒
1st
418th