12 Days of Christmas
17th
99 Bottles of Beer
8th
Abundant Numbers
4th
39th
Abundant Numbers (Long)
1st
Arabic to Roman
10th
Arithmetic Numbers
5th
14th
3rd
ASCII Table
9th
Billiards
2nd
brainfuck
6th
6th
Card Number Validation
3rd
Catalan Numbers
12th
Christmas Trees
26th
18th
62nd
Collatz
2nd
CSS Colors
1st
Cubes
8th
Day of Week
1st
Diamonds
8th
11th
18th
Divisors
15th
1st
44th
Emirp Numbers
35th
8th
6th
Emirp Numbers (Long)
7th
Emojify
7th
Evil Numbers
28th
1st
1st
21st
Evil Numbers (Long)
22nd
4th
41st
24th
Factorial Factorisation
7th
Farey Sequence
12th
4th
Fibonacci
1st
9th49th13th43rd1st
18th35th
25th1st16th1st4th1st20th7th8th
Fizz Buzz
29th1st
12th
58th
Foo Fizz Buzz Bar
12th
Fractions
11th
1st
Game of Life
3rd
Happy Numbers
15th
46th
Happy Numbers (Long)
2nd
32nd
Hexdump
13th
Intersection
11th
Inventory Sequence
5th
ISBN
3rd
Kaprekar Numbers
4th
Kolakoski Constant
7th
Kolakoski Sequence
1st
Leap Years
8th
1st
4th
16th
3rd
Levenshtein Distance
6th
48th
Leyland Numbers
15th
37th
Look and Say
11th
Mandelbrot
1st
Maze
7th
Medal Tally
4th
Niven Numbers
14th
43rd
21st
1st
6th
Niven Numbers (Long)
17th
15th
1st
Number Spiral
10th
6th
Odious Numbers
25th
1st
1st
19th
Odious Numbers (Long)
21st
4th
1st
21st
Ordinal Numbers
11th
PalindromemordnilaP
4th
Pangram Grep
6th
Partition Numbers
11th
Pascal’s Triangle
1st
1st
Pernicious Numbers
21st
44th
31st
20th
21st45th
1st
1st
21st
Prime Numbers
1st
64th
Prime Numbers (Long)
13th
73rd
Quine
1st1st
1st
1st
1st
73rd
1st
Recamán
6th
Reverse Polish Notation
1st
15th
ROT13
6th
Seven Segment
17th
Sierpiński Triangle
14th
38th
Smith Numbers
5th
Spelling Numbers
52nd
8th
Tic-tac-toe
5th
Tongue-twisters
6th
Tower of Hanoi
7th
Transpose Sentence
3rd
Vampire Numbers
4th
5th
34th
Van Eck Sequence
1st
π
7th
√2
10th
𝑒
9th
2nd