Abundant Numbers
28th33rd450th87th
Arabic to Roman
15th
Collatz
41st
Diamonds
33rd
Divisors
32nd109th
110th
Emirp Numbers
48th
92nd
Evil Numbers
39th63rd764th130th
Evil Numbers (Long)
31st34th428th61st
Fibonacci
76th82nd1,793rd245th
Fizz Buzz
34th121st2,023rd243rd
Foo Fizz Buzz Bar
26th618th55th
Fractions
21st
Happy Numbers
57th
Happy Numbers (Long)
37th
Intersection
24th
ISBN
20th
Leap Years
31st42nd
53rd
Look and Say
25th
Niven Numbers
35th65th
85th
Odious Numbers
54th325th105th
Pangram Grep
13th35th285th63rd
Pascal’s Triangle
29th509th
Pernicious Numbers
38th36th499th108th
Prime Numbers
23rd78th502nd139th
Prime Numbers (Long)
25th35th256th77th
Reverse Polish Notation
21st
Rock-paper-scissors-Spock-lizard
14th15th
44th
Roman to Arabic
29th