12 Days of Christmas
2nd
27th
24 Game
1st
99 Bottles of Beer
6th
Abundant Numbers
15th3rd10th
Abundant Numbers (Long)
6th3rd4th
Alphabetic Numbers
4th
Arabic to Roman
7th
Arithmetic Numbers
40th10th12th
Arrows
17th
Ascending Primes
10th5th7th
ASCII Table
1st
Billiards
1st
brainfuck
16th
Calendar
💎
Card Number Validation
4th1st3rd
Catalan Numbers
1st
1st
Catalan’s Constant
9th
Chess Move Validation
6th
Christmas Trees
16th
58th
Collatz
53rd3rd11th
378th
Connect Four
3rd
Continued Fractions
💎
CSS Colors
1st
1st
Cubes
💎
Day of Week
1st
1st
DFA Simulator
💎
Diamonds
17th
14th
Divisors
17th12th7th
50th452nd
Emirp Numbers
20th1st5th
Emirp Numbers (Long)
12th
Emojify
6th
Evil Numbers
20th1st7th
1st
1st
Evil Numbers (Long)
16th1st1st
1st
73rd
184th
Factorial Factorisation
1st
Farey Sequence
22nd10th18th
Fibonacci
51st1st2nd
58th
1st
Fizz Buzz
172nd1st73rd
221st
Foo Fizz Buzz Bar
1st
94th
Forsyth–Edwards Notation
8th
Fractions
23rd3rd18th
Game of Life
7th
Gijswijt’s Sequence
5th
Gray Code Decoder
6th1st6th
Gray Code Encoder
4th1st1st
Happy Numbers
9th1st6th
Happy Numbers (Long)
12th
Hexdump
💎
Hilbert Curve
4th
Intersection
3rd
Inventory Sequence
9th
ISBN
1st
Jacobi Symbol
3rd
Kaprekar Numbers
9th2nd2nd
Kolakoski Constant
7th
Kolakoski Sequence
18th
Leap Years
25th23rd5th
Levenshtein Distance
12th7th7th38th
40th
Leyland Numbers
7th
ln 2
10th
Look and Say
5th
27th
Lucky Numbers
8th
Lucky Tickets
7th
Mahjong
3rd
Mandelbrot
4th
Maze
💎
Medal Tally
4th
Minesweeper
💎
Morse Decoder
6th
Morse Encoder
6th
Multitap Input
2nd
Musical Chords
10th
N Queens
2nd
Nim
2nd💎💎
Niven Numbers
1st1st1st
51st
55th
Niven Numbers (Long)
35th9th25th
Number Spiral
12th
12th
Odious Numbers
18th1st4th
1st
1st
Odious Numbers (Long)
15th1st2nd
1st
124th
Ordinal Numbers
1st
PalindromemordnilaP
1st
Pangram Grep
💎3rd💎
Partition Numbers
17th
Pascal’s Triangle
8th
Pernicious Numbers
51st1st36th
15th
1st
Pernicious Numbers (Long)
18th4th9th
1st
100th
Poker
8th
Polyominoes
5th
Prime Numbers
13th1st4th
1st
Prime Numbers (Long)
11th5th4th
25th
1st
Proximity Grid
8th
QR Decoder
8th
Quine
1st
Recamán
22nd1st1st
Repeating Decimals
💎
Reverse Polish Notation
7th
Reversi
💎
Rijndael S-box
💎2nd💎
💎
💎
4th
💎
Rock-paper-scissors-Spock-lizard
19th
Roman to Arabic
9th1st
ROT13
16th10th11th
Rule 110
💎
Scrambled Sort
1st
Semiprime Numbers
6th💎1st
Set
6th
Seven Segment
11th
SI Units
2nd
Sierpiński Triangle
9th
Smith Numbers
8th
Snake
💎
Spelling Numbers
2nd
Sphenic Numbers
7th1st💎
Star Wars GPT
💎
Star Wars Opening Crawl
💎
Sudoku
5th
Sudoku (Fill-in)
2nd
Taxicab Numbers
6th3rd3rd
Ten-pin Bowling
2nd
Tic-tac-toe
4th
Time Distance
1st
Tongue-twisters
13th
Topological Sort
💎
Tower of Hanoi
19th3rd7th
Transpose Sentence
1st
Trinomial Triangle
3rd
Ulam Sequence
2nd2nd💎
United States
3rd
Vampire Numbers
6th
Van Eck Sequence
1st
Zeckendorf Representation
12th1st10th
Zodiac Signs
3rd
γ
6th
λ
27th
3rd
π
9th
8th
τ
9th
φ
3rd
20th
√2
5th
𝑒
15th