12 Days of Christmas
20th
99 Bottles of Beer
32nd
Abundant Numbers
33rd
26th
Abundant Numbers (Long)
40th
Arabic to Roman
78th
Arithmetic Numbers
18th
32nd
ASCII Table
37th
brainfuck
76th
Card Number Validation
23rd
Catalan Numbers
65th
Christmas Trees
53rd
Collatz
86th
CSS Colors
52nd
Day of Week
1st
Divisors
30th
Emirp Numbers
42nd
Emirp Numbers (Long)
33rd
Emojify
32nd
Evil Numbers
7th
Evil Numbers (Long)
23rd23rd
1st
Fibonacci
429th
Fizz Buzz
18th127th109th152nd1st
Fractions
22nd
25th
Happy Numbers
81st
ISBN
48th
51st
Leap Years
72nd
1st
Look and Say
72nd
Niven Numbers
61st
1st
Odious Numbers
11th
Odious Numbers (Long)
11th
Ordinal Numbers
90th
Pangram Grep
60th
63rd
Pernicious Numbers (Long)
42nd
Prime Numbers
29th
90th
Quine
30th
Recamán
42nd
Reverse Polish Notation
33rd
Tongue-twisters
27th
United States
103rd
Van Eck Sequence
21st