This is the fibonacci even sum problem from Project Euler. The stated goal is to find the sum of even numbers in the fibonacci sequence less than or equal to n (your input).
This is the Count IP Addresses problem from CodeWars. The goal is to find the number of available IP's in a range of IP Addresses.
This is the Armstrong number checker problem from CodeWars. The goal is to check if a number is an Armstrong Number. An Armstrong number, otherwise known as a 'narcissistic number', is any number that is the sum value of each of its own digits raised to the number of digits in the number. for instance, 153 is an Armstrong number because 13 + 53 + 33 === 153. Some other examples of Armstrong numbers include: 1, 1634, 407, 9474, and 16384.
The Goal of this function is to identify how many complete levels of a pyramid of cans can be completed with the dollar amount given if the price of a can is the amount given. i.e. if you input 1500 and 2 you should get twelve complete levels.