12 Days of Christmas
5th
Abundant Numbers
1st
Arabic to Roman
2nd
Arithmetic Numbers
5th
Ascending Primes
4th
ASCII Table
1st
Card Number Validation
1st
Catalan Numbers
1st
Christmas Trees
4th
Collatz
1st
CSS Colors
21st
Day of Week
1st
Diamonds
2nd
Divisors
1st
5th
Emirp Numbers
5th
Evil Numbers
1st
Evil Numbers (Long)
1st
Factorial Factorisation
3rd
Farey Sequence
1st
Fibonacci
1st1st1st
Fizz Buzz
1st4th
Foo Fizz Buzz Bar
1st
💎
Forsyth–Edwards Notation
1st
Fractions
1st
Gijswijt’s Sequence
💎
Happy Numbers
1st
Happy Numbers (Long)
3rd
Hexdump
3rd
Inventory Sequence
1st
Kolakoski Constant
4th
Kolakoski Sequence
1st
1st
Levenshtein Distance
1st
3rd
Leyland Numbers
2nd
ln 2
1st
Look and Say
💎
Lucky Numbers
1st
Mandelbrot
1st
Maze
1st
Medal Tally
3rd
Minesweeper
2nd
Niven Numbers
1st
Niven Numbers (Long)
1st
Odious Numbers
1st
Odious Numbers (Long)
1st
Ordinal Numbers
2nd
PalindromemordnilaP
2nd
1st
Pangram Grep
1st
Partition Numbers
1st
Pascal’s Triangle
3rd
Pernicious Numbers
1st
Pernicious Numbers (Long)
2nd
Prime Numbers
8th1st1st
Prime Numbers (Long)
1st
1st
Quine
1st
Repeating Decimals
1st
Reverse Polish Notation
3rd
Roman to Arabic
4th
ROT13
12th
Scrambled Sort
1st
Set
3rd
Star Wars GPT
2nd
Tic-tac-toe
2nd
Time Distance
5th
Tower of Hanoi
1st
Transpose Sentence
3rd
Trinomial Triangle
💎
8th
Van Eck Sequence
1st
π
1st
τ
1st
φ
1st
√2
1st
𝑒
1st