12 Days of Christmas
2nd
99 Bottles of Beer
7th
Abundant Numbers
1st1st
21st112th22nd
Abundant Numbers (Long)
1st
23rd
Arithmetic Numbers
6th
Ascending Primes
1st
ASCII Table
6th
Calendar
4th
Card Number Validation
6th
Catalan Numbers
1st
Collatz
2nd
Diamonds
6th
Divisors
1st1st
1st
Emirp Numbers
16th1st
Emirp Numbers (Long)
1st
Evil Numbers
30th
Evil Numbers (Long)
24th
Factorial Factorisation
5th
Farey Sequence
1st
Fibonacci
133rd
33rd16th1st1st
16th
Fizz Buzz
77th10th
Foo Fizz Buzz Bar
11th
Forsyth–Edwards Notation
1st
Fractions
5th
Game of Life
5th
Gijswijt’s Sequence
2nd
Happy Numbers
10th
5th
73rd
Happy Numbers (Long)
7th
4th
ISBN
3rd
28th
Kolakoski Sequence
1st
Leap Years
10th
Leyland Numbers
15th
Look and Say
7th
Niven Numbers
65th
9th28th3rd
26th
Niven Numbers (Long)
9th1st1st
Number Spiral
9th
Odious Numbers
35th
Odious Numbers (Long)
25th
PalindromemordnilaP
2nd
6th
Pangram Grep
7th
Pascal’s Triangle
1st
Pernicious Numbers
1st
Pernicious Numbers (Long)
1st
Prime Numbers
1st
Prime Numbers (Long)
1st
Quine
1st
1st
1st
48th1st
82nd
Reverse Polish Notation
3rd
ROT13
6th
Rule 110
5th
Scrambled Sort
1st
Smith Numbers
5th
Star Wars GPT
6th
Tic-tac-toe
3rd
Tower of Hanoi
5th
Transpose Sentence
6th
Trinomial Triangle
4th
United States
8th
Vampire Numbers
12th
Van Eck Sequence
8th
π
1st
τ
1st
√2
17th
𝑒
31st