#! /usr/bin/env python3
#Statement: 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.
#	Find the sum of all the multiples of 3 or 5 below 1000.

sum=0
for num in range(1000):
	if num%3 == 0 or num%5 == 0:
		sum = sum+num
print(sum)


