12 Days of Christmas
1st
14th
💎
24 Game
2nd
18th
99 Bottles of Beer
2nd
31st
2nd
Abundant Numbers
1st
12th
Abundant Numbers (Long)
1st
36th
Alphabetic Numbers
1st
18th
Arabic to Roman
13th1st
Arithmetic Numbers
1st
3rd
Arrows
💎
41st
Ascending Primes
💎
3rd
ASCII Table
3rd5th
46th
Billiards
💎
16th
brainfuck
2nd
52nd
Calendar
1st
Card Number Validation
1st
15th
Catalan Numbers
1st
1st
Catalan’s Constant
1st💎
1st
Christmas Trees
3rd
16th
Collatz
1st2nd
4th
Connect Four
1st
15th
Continued Fractions
1st
1st
CSS Colors
1st
10th
Cubes
2nd
13th
Day of Week
1st1st
DFA Simulator
💎
11th
Diamonds
10th
Divisors
1st
1st
Emirp Numbers
1st
16th
Emirp Numbers (Long)
2nd
10th
Emojify
3rd
30th
Evil Numbers
1st
1st
Evil Numbers (Long)
1st
1st
Factorial Factorisation
3rd1st
23rd
Farey Sequence
3rd1st
21st
Fibonacci
1st
1st
Fizz Buzz
3rd
1st
Foo Fizz Buzz Bar
2nd
1st
Forsyth–Edwards Notation
1st
30th
Fractions
1st
1st
Game of Life
1st
10th
16th
Gijswijt’s Sequence
1st
1st
Gray Code Decoder
1st
14th
Gray Code Encoder
1st
1st
Happy Numbers
1st
1st
Happy Numbers (Long)
1st
19th
Hexdump
1st
4th
Hilbert Curve
💎
9th
Intersection
1st
70th
Inventory Sequence
1st
1st
ISBN
5th
35th
Jacobi Symbol
💎1st
9th
Kaprekar Numbers
1st
12th
26th
Kolakoski Constant
4th2nd
10th
Kolakoski Sequence
1st
1st
Leap Years
1st18th
Levenshtein Distance
1st
1st
Leyland Numbers
1st
10th
ln 2
1st
1st
Look and Say
1st
15th
Lucky Numbers
4th
1st
Lucky Tickets
1st
Mahjong
💎
10th
Mandelbrot
2nd2nd
20th
Maze
💎
5th
51st
Medal Tally
2nd
23rd
Minesweeper
💎
27th
Morse Decoder
💎
28th
Morse Encoder
2nd
1st
Multitap Input
💎
11th
Musical Chords
3rd
12th
N Queens
💎
12th
Nim
1st
Niven Numbers
1st
1st
Niven Numbers (Long)
1st
22nd
Number Spiral
1st
10th
Odious Numbers
1st
1st
Odious Numbers (Long)
1st
1st
Ordinal Numbers
3rd
7th
PalindromemordnilaP
1st
31st
Pangram Grep
1st
1st
Partition Numbers
1st
24th
Pascal’s Triangle
1st
1st
Pernicious Numbers
1st
1st
Pernicious Numbers (Long)
1st
1st
Poker
💎
10th
Polyominoes
3rd1st3rd
16th
Prime Numbers
1st
1st
Prime Numbers (Long)
1st
1st
Proximity Grid
2nd
13th
QR Decoder
💎
19th
Quine
1st
1st
1st
Recamán
8th
Repeating Decimals
1st
1st
Reverse Polish Notation
1st
19th
Reversi
💎
6th
Rijndael S-box
1st
11th
Rock-paper-scissors-Spock-lizard
1st
12th
Roman to Arabic
1st
1st
ROT13
1st
Rule 110
1st
26th
Scrambled Sort
1st
1st
Set
1st
15th
Seven Segment
💎
21st
SI Units
💎
💎
14th
Sierpiński Triangle
1st
18th
Smith Numbers
💎
8th
Spelling Numbers
1st
7th
Star Wars GPT
1st
1st
Star Wars Opening Crawl
💎
2nd
14th
Sudoku
6th💎
2nd
14th
Sudoku (Fill-in)
💎
3rd
58th
Taxicab Numbers
5th
1st
Ten-pin Bowling
4th💎
26th
Tic-tac-toe
1st
5th
Time Distance
💎
13th
Tongue-twisters
3rd
2nd
14th
Topological Sort
1st
17th
Tower of Hanoi
1st
1st
Transpose Sentence
1st
1st
Trinomial Triangle
1st
1st
Ulam Sequence
💎
United States
💎
17th1st
Vampire Numbers
💎
25th
Van Eck Sequence
1st
25th
Zeckendorf Representation
1st
14th
Zodiac Signs
1st
31st
γ
💎
1st
4th
λ
1st
💎
4th
π
1st
20th
τ
1st
13th
φ
1st
50th
√2
1st
1st
𝑒
1st
1st