######################################################################
# 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
test = "hjerhej"

for i in range(0, 1000):
    if i%3 is 0 or i%5 is 0:
        sum += i

print("{}".format(sum))
# Solution: 233168