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# Multiples of 3 and 5
# Problem 1
#
# 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.
###
println(sum(x for x in 1:999 if x % 3 == 0 || x % 5 == 0))
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