Abundant Numbers
28th33rd475th87th
Arabic to Roman
15th
Collatz
41st
Diamonds
33rd
Divisors
32nd109th
110th
Emirp Numbers
48th
95th
Evil Numbers
39th63rd763rd130th
Evil Numbers (Long)
31st34th425th61st
Fibonacci
76th81st1,790th244th
Fizz Buzz
34th121st2,030th243rd
Foo Fizz Buzz Bar
26th625th56th
Fractions
21st
Happy Numbers
57th
Happy Numbers (Long)
37th
Intersection
24th
ISBN
20th
Leap Years
31st42nd
51st
Look and Say
25th
Niven Numbers
34th65th
85th
Odious Numbers
54th320th105th
Pangram Grep
13th35th300th63rd
Pascal’s Triangle
29th507th
Pernicious Numbers
38th36th500th107th
Prime Numbers
23rd78th522nd138th
Prime Numbers (Long)
25th35th274th77th
Reverse Polish Notation
20th
Rock-paper-scissors-Spock-lizard
13th12th
43rd
Roman to Arabic
29th