Abundant Numbers
28th33rd442nd87th
Arabic to Roman
14th
Collatz
41st
Diamonds
33rd
Divisors
31st108th
109th
Emirp Numbers
48th
91st
Evil Numbers
38th62nd755th128th
Evil Numbers (Long)
30th33rd418th59th
Fibonacci
75th80th1,778th244th
Fizz Buzz
34th119th2,001st243rd
Foo Fizz Buzz Bar
26th605th54th
Fractions
21st
Happy Numbers
57th
Happy Numbers (Long)
37th
Intersection
22nd
ISBN
19th
Leap Years
31st41st
51st
Look and Say
25th
Niven Numbers
34th64th
85th
Odious Numbers
54th313th103rd
Pangram Grep
13th34th280th63rd
Pascal’s Triangle
29th498th
Pernicious Numbers
38th36th493rd105th
Prime Numbers
22nd76th494th137th
Prime Numbers (Long)
25th35th248th76th
Reverse Polish Notation
20th
Rock-paper-scissors-Spock-lizard
13th15th
43rd
Roman to Arabic
28th