12 Days of Christmas
10th
24 Game
4th
99 Bottles of Beer
26th
Abundant Numbers
1st
Abundant Numbers (Long)
7th
Arabic to Roman
37th
Arithmetic Numbers
3rd
Arrows
3rd
Ascending Primes
3rd
ASCII Table
22nd
Billiards
10th
brainfuck
15th
Calendar
1st
Card Number Validation
1st
Catalan Numbers
1st
Catalan’s Constant
28th
Chess Move Validation
7th
Christmas Trees
6th
Collatz
12th
Continued Fractions
1st
CSS Colors
💎
Day of Week
1st
Divisors
1st
Emirp Numbers
7th
Emirp Numbers (Long)
4th
Emojify
1st
Evil Numbers
1st
Evil Numbers (Long)
1st
Factorial Factorisation
5th
Farey Sequence
7th
Fibonacci
20th1st
Fizz Buzz
9th1st
Foo Fizz Buzz Bar
1st
Forsyth–Edwards Notation
3rd
Fractions
1st
Gray Code Decoder
1st1st
Gray Code Encoder
1st
Happy Numbers
1st
Happy Numbers (Long)
1st
Hexdump
1st
Intersection
17th
Inventory Sequence
10th
ISBN
14th
Kaprekar Numbers
9th
Kolakoski Constant
9th
Kolakoski Sequence
1st
Leap Years
8th
Levenshtein Distance
1st
Leyland Numbers
1st
ln 2
1st
Look and Say
27th
Lucky Numbers
41st
Lucky Tickets
1st
Mandelbrot
1st
Maze
10th
Medal Tally
12th
Minesweeper
21st
Morse Decoder
6th
Morse Encoder
6th
Multitap Input
3rd
Musical Chords
3rd
N Queens
4th
Nim
1st
Niven Numbers
1st
Niven Numbers (Long)
1st
Number Spiral
23rd
Odious Numbers
1st
Odious Numbers (Long)
1st
Ordinal Numbers
8th
PalindromemordnilaP
1st
Pangram Grep
1st
Partition Numbers
3rd
Pascal’s Triangle
1st
Pernicious Numbers
1st
Pernicious Numbers (Long)
1st
Prime Numbers
1st
Prime Numbers (Long)
1st
Quine
1st
Recamán
11th
Repeating Decimals
1st
Reverse Polish Notation
26th
Reversi
4th
Rijndael S-box
14th
Rock-paper-scissors-Spock-lizard
1st
Roman to Arabic
1st
ROT13
1st
Rule 110
1st
Scrambled Sort
1st
Semiprime Numbers
17th
Set
6th
Seven Segment
47th
Sierpiński Triangle
2nd
Smith Numbers
7th
Sphenic Numbers
6th
Star Wars GPT
1st
Star Wars Opening Crawl
22nd
Taxicab Numbers
17th
Tic-tac-toe
31st
Time Distance
7th
Tongue-twisters
32nd
Topological Sort
3rd
Tower of Hanoi
1st
Transpose Sentence
7th
Trinomial Triangle
1st
Ulam Sequence
3rd
United States
4th
Vampire Numbers
6th
Van Eck Sequence
1st
Zeckendorf Representation
1st
Zodiac Signs
1st
π
18th
τ
7th
φ
1st
√2
1st
𝑒
1st