Abundant Numbers
659
Arabic to Roman
138580
Diamonds
494
Emirp Numbers
446
Emojify
Evil Numbers
727
Fibonacci
934
Fizz Buzz
835
ISBN
495
Leap Years
651
Odious Numbers
753
Ordinal Numbers
535
Pangram Grep
682
Prime Numbers
603
Rock-paper-scissors-Spock-lizard
170
Seven Segment
410
Spelling Numbers
232
United States
φ
701