12 Days of Christmas
14th
99 Bottles of Beer
11th
Abundant Numbers
23rd
Abundant Numbers (Long)
14th
Arabic to Roman
16th
Arrows
13th
ASCII Table
6th
brainfuck
20th
Catalan Numbers
21st
Christmas Trees
19th
Collatz
14th
CSS Colors
1st
Cubes
10th
Day of Week
1st
9th
Diamonds
12th
Divisors
π
6th
Emirp Numbers
15th
Emirp Numbers (Long)
5th
Emojify
9th
Evil Numbers
19th
20th
Evil Numbers (Long)
17th
Fibonacci
18th
Fizz Buzz
1st
23rd
Foo Fizz Buzz Bar
2nd
12th
Fractions
10th
Happy Numbers
17th
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
10th
Niven Numbers
41st
Niven Numbers (Long)
18th
Number Spiral
5th
Odious Numbers
19th
18th
Odious Numbers (Long)
16th
Ordinal Numbers
18th
1st
Pangram Grep
7th
Pascalβs Triangle
12th
Pernicious Numbers
24th
Pernicious Numbers (Long)
11th
Prime Numbers
12th
27th
Prime Numbers (Long)
15th
4th
Quine
17th
RecamΓ‘n
15th
Reverse Polish Notation
8th
Rock-paper-scissors-Spock-lizard
11th
Roman to Arabic
23rd
Rule 110
11th
Seven Segment
18th
SierpiΕski Triangle
11th
Smith Numbers
8th
Star Wars Opening Crawl
7th
Tongue-twisters
17th
United States
23rd
12th
Vampire Numbers
6th
Van Eck Sequence
13th
Ο
12th
Ο
10th
Ο
9th
β2
8th
π
9th