12 Days of Christmas
7th
99 Bottles of Beer
6th
Abundant Numbers
22nd
Abundant Numbers (Long)
14th
Arabic to Roman
15th
Arrows
9th
ASCII Table
6th
brainfuck
20th
Catalan Numbers
21st
Christmas Trees
19th
Collatz
14th
CSS Colors
1st
Cubes
9th
Day of Week
1st
9th
Diamonds
12th
Divisors
π
6th
Emirp Numbers
14th
Emirp Numbers (Long)
5th
Emojify
8th
Evil Numbers
16th
20th
Evil Numbers (Long)
17th
Fibonacci
18th
Fizz Buzz
1st
23rd
Foo Fizz Buzz Bar
1st
12th
Fractions
10th
Happy Numbers
15th
Happy Numbers (Long)
18th
Hexdump
9th
Intersection
11th
ISBN
7th
Leap Years
1st
12th
Leyland Numbers
2nd
Look and Say
17th
Lucky Numbers
8th
Medal Tally
7th
Morse Decoder
9th
Morse Encoder
9th
Niven Numbers
39th
Niven Numbers (Long)
18th
Number Spiral
5th
Odious Numbers
16th
18th
Odious Numbers (Long)
16th
Ordinal Numbers
18th
1st
Pangram Grep
7th
Pascalβs Triangle
12th
Pernicious Numbers
24th
Pernicious Numbers (Long)
11th
Prime Numbers
9th
27th
Prime Numbers (Long)
15th
4th
Quine
17th
RecamΓ‘n
15th
Reverse Polish Notation
8th
Rock-paper-scissors-Spock-lizard
9th
Roman to Arabic
23rd
Rule 110
11th
Seven Segment
17th
SierpiΕski Triangle
11th
Smith Numbers
8th
Star Wars Opening Crawl
7th
Tongue-twisters
17th
United States
23rd
11th
Vampire Numbers
5th
Van Eck Sequence
13th
Ο
12th
Ο
10th
Ο
9th
β2
8th
π
9th