12 Days of Christmas
7th
24 Game
2nd
99 Bottles of Beer
4th
Abundant Numbers
8th
Abundant Numbers (Long)
1st
Arabic to Roman
4th
Arithmetic Numbers
6th
Arrows
5th
Ascending Primes
3rd
ASCII Table
1st
Billiards
💎
brainfuck
6th
Calendar
5th
Card Number Validation
3rd
Catalan Numbers
1st
Catalan’s Constant
9th
Christmas Trees
1st
Collatz
1st
Continued Fractions
3rd
CSS Colors
4th
Cubes
3rd
Day of Week
4th
DFA Simulator
3rd
Diamonds
49th
98th3rd
Divisors
1st
Emirp Numbers
8th
Emirp Numbers (Long)
3rd
Emojify
7th
Evil Numbers
1st16th
Evil Numbers (Long)
5th
Factorial Factorisation
19th
4th
Farey Sequence
59th
1st
Fibonacci
163rd
1st
Fizz Buzz
222nd
1st
Foo Fizz Buzz Bar
1st
Forsyth–Edwards Notation
2nd
Fractions
4th
Game of Life
2nd
Gijswijt’s Sequence
4th
Gray Code Decoder
1st
Gray Code Encoder
1st
Happy Numbers
88th
11th
Happy Numbers (Long)
3rd
Hexdump
3rd
Intersection
4th
Inventory Sequence
3rd
ISBN
4th
Jacobi Symbol
5th
Kaprekar Numbers
4th
Kolakoski Constant
3rd
Kolakoski Sequence
256th
13th
Leap Years
1st
Levenshtein Distance
3rd
Leyland Numbers
3rd
ln 2
5th
Look and Say
8th
Lucky Numbers
87th
8th
Lucky Tickets
4th
Mahjong
1st
Mandelbrot
2nd
Maze
3rd
Medal Tally
4th
Minesweeper
2nd
Morse Decoder
9th
Morse Encoder
3rd
Multitap Input
2nd
Musical Chords
3rd
N Queens
4th
Niven Numbers
1st
Niven Numbers (Long)
1st
Number Spiral
6th
Odious Numbers
1st
Odious Numbers (Long)
12th
Ordinal Numbers
1st
PalindromemordnilaP
1st
Pangram Grep
3rd
Partition Numbers
14th
Pascal’s Triangle
119th
1st
Pernicious Numbers
1st
Pernicious Numbers (Long)
1st
Poker
7th
Polyominoes
5th
Prime Numbers
40th46th32nd21st215th135th121st24th28th34th60th28th36th33rd38th21st36th34th21st33rd18th84th59th25th132nd112th28th152nd451st20th68th62nd35th103rd48th22nd34th80th124th101st35th1,201st29th101st8th
1st
11th
Prime Numbers (Long)
1st
Proximity Grid
6th
QR Decoder
4th
Quine
1st
Recamán
4th
Repeating Decimals
3rd
Reverse Polish Notation
7th
Reversi
5th
Rijndael S-box
76th
10th
Rock-paper-scissors-Spock-lizard
4th
Roman to Arabic
2nd
ROT13
1st
Rule 110
2nd
Scrambled Sort
4th
Set
4th
Seven Segment
8th
SI Units
3rd
Sierpiński Triangle
7th
Smith Numbers
5th
Spelling Numbers
💎
Star Wars GPT
💎
Star Wars Opening Crawl
4th
Sudoku
3rd
Sudoku (Fill-in)
4th
Taxicab Numbers
1st
Ten-pin Bowling
10th
Tic-tac-toe
3rd
Time Distance
3rd
Tongue-twisters
6th
Topological Sort
4th
Tower of Hanoi
23rd
Transpose Sentence
1st
Trinomial Triangle
5th
Ulam Sequence
2nd
United States
4th
Vampire Numbers
5th
Van Eck Sequence
1st
Zeckendorf Representation
6th
Zodiac Signs
4th
λ
47th
50th36th
14th
π
6th
τ
6th
φ
7th
√2
5th
𝑒
22nd
12th