12 Days of Christmas
10th
99 Bottles of Beer
15th
Abundant Numbers
25th
Arabic to Roman
18th
brainfuck
2nd9th
Catalan Numbers
1st
Christmas Trees
17th
Cubes
6th
Diamonds
16th
Divisors
35th
Emirp Numbers
52nd
Emojify
16th
Evil Numbers
16th
11th
Fibonacci
1st
20th
Fizz Buzz
57th84th
10th
Foo Fizz Buzz Bar
24th
9th
Fractions
11th
2nd
Intersection
7th
4th
ISBN
9th
Leap Years
26th
Leyland Numbers
25th
Look and Say
1st
Niven Numbers
39th
Niven Numbers (Long)
14th
Odious Numbers
17th
12th
Ordinal Numbers
5th
5th
Pangram Grep
17th
Pascal’s Triangle
26th17th6th
Pernicious Numbers
22nd
Prime Numbers
23rd21st
Prime Numbers (Long)
1st
Quine
122nd110th
Recamán
4th
Reverse Polish Notation
4th1st
Rock-paper-scissors-Spock-lizard
4th
Rule 110
5th
5th
Seven Segment
8th
Sierpiński Triangle
6th
Smith Numbers
14th
Tongue-twisters
7th
Van Eck Sequence
9th