www.projecteuler.net has hundreds of problems to solve with any programming language. As I solve these problems I
will post them in here.

Problems completed so far:
Problem 1 - Add all the natural numbers below one thousand that are multiples of 3 or 5.
Problem 2 - By considering the terms in the Fibonacci sequence whose values do not exceed four million, find the
sum of the even-valued terms.
Problem 16 - What is the sum of the digits of the number 2 to the power of 1000?
Problem 19 - Counting Sundays
Problem 20 - Find the sum of digits in 100!
Problem 22 - Names scores

Languages used so far:
JavaScript