12 Days of Christmas
7th
99 Bottles of Beer
8th
Abundant Numbers
25th
Abundant Numbers (Long)
16th
Arabic to Roman
16th
Arrows
9th
ASCII Table
7th
brainfuck
22nd
Catalan Numbers
22nd
Christmas Trees
22nd
Collatz
17th
CSS Colors
1st
Cubes
9th
Day of Week
34th1st12th
Diamonds
14th
Divisors
💎9th
Emirp Numbers
15th
Emirp Numbers (Long)
5th
Emojify
9th
Evil Numbers
2nd27th
Evil Numbers (Long)
1st
Fibonacci
23rd
Fizz Buzz
1st1st29th
Foo Fizz Buzz Bar
16th1st14th
Fractions
11th
Happy Numbers
55th16th
Happy Numbers (Long)
19th
Hexdump
11th
Intersection
11th
ISBN
8th
Leap Years
1st15th
Leyland Numbers
26th2nd
Look and Say
17th
Lucky Numbers
9th
Medal Tally
8th
Morse Decoder
10th
Morse Encoder
10th
Niven Numbers
30th
Niven Numbers (Long)
12th
Number Spiral
5th
Odious Numbers
2nd23rd
Odious Numbers (Long)
1st
Ordinal Numbers
42nd14th1st
Pangram Grep
8th
Pascal’s Triangle
14th
Pernicious Numbers
22nd
Pernicious Numbers (Long)
6th
Prime Numbers
10th31st
Prime Numbers (Long)
17th5th
Quine
20th
Recamán
17th
Reverse Polish Notation
8th
Rock-paper-scissors-Spock-lizard
10th
Roman to Arabic
25th
ROT13
9th
Rule 110
11th
Seven Segment
18th
Sierpiński Triangle
13th
Smith Numbers
8th
Star Wars Opening Crawl
7th
Tongue-twisters
18th
United States
25th13th
Vampire Numbers
6th
Van Eck Sequence
14th
π
13th
τ
11th
φ
11th
√2
10th
𝑒
12th