12 Days of Christmas
7th
99 Bottles of Beer
7th
Abundant Numbers
13th
29th
Abundant Numbers (Long)
12th
19th
Arabic to Roman
6th
Arithmetic Numbers
11th
Arrows
6th
Ascending Primes
7th
ASCII Table
12th
Billiards
4th
Card Number Validation
6th
Catalan Numbers
4th
19th
Catalan’s Constant
5th
Christmas Trees
8th
Collatz
20th
24th
Cubes
3rd
Day of Week
17th
Diamonds
9th
Divisors
13th
Emirp Numbers
10th
48th
Emirp Numbers (Long)
6th
19th
Emojify
6th
Evil Numbers
17th
48th
45th
Evil Numbers (Long)
18th
42nd
20th
Factorial Factorisation
9th
Farey Sequence
11th
Fibonacci
47th42nd
39th
124th
Fizz Buzz
16th31st537th451st289th56th50th56th56th43rd201st39th1,798th57th
Foo Fizz Buzz Bar
18th
19th
Fractions
17th
Happy Numbers
18th
25th
Happy Numbers (Long)
15th
16th
Intersection
8th
ISBN
13th
Jacobi Symbol
6th
Kolakoski Constant
4th
Leap Years
18th
46th
Lucky Numbers
6th
Morse Decoder
4th
Morse Encoder
4th
Niven Numbers
21st
39th
Niven Numbers (Long)
14th
21st
Number Spiral
6th
Odious Numbers
18th
46th
46th
Odious Numbers (Long)
18th
42nd
20th
Ordinal Numbers
13th
PalindromemordnilaP
2nd
Pangram Grep
10th
Pascal’s Triangle
7th
Pernicious Numbers
23rd
56th
Pernicious Numbers (Long)
13th
19th
Prime Numbers
13th
36th
78th
Prime Numbers (Long)
9th
35th
30th
Quine
48th
Recamán
11th
Rijndael S-box
3rd
Roman to Arabic
9th
Rule 110
5th
Seven Segment
5th
Sierpiński Triangle
9th
Spelling Numbers
6th
Ten-pin Bowling
4th
Tongue-twisters
3rd
Transpose Sentence
7th
United States
5th
Vampire Numbers
4th
π
7th
10th
τ
9th