# project-euler

Several project euler problems solved in C++

# Euler problem 1 :

<p>If we list all the natural numbers below $10$ that are multiples of $3$ or $5$, we get $3, 5, 6$ and $9$. The sum of these multiples is $23$.</p>
<p>Find the sum of all the multiples of $3$ or $5$ below $1000$.</p>