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Project Euler: Add all the natural numbers below one thousand that are multiples of 3 or 5.

/ Published in: Groovy
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Add all the natural numbers below one thousand that are multiples of 3 or 5.

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.
http://projecteuler.net/index.php?section=problems&id=1

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  1. def numberList = []
  2. 	for (i in 1..999) {
  3. 		if (i.mod(3) == 0){
  4. 			numberList.add(i)
  5. 		}
  6. 		else if (i.mod(5) == 0){
  7. 			numberList.add(i)
  8. 		}
  9. 	}		
  10. println "totoal = " + numberList.sum()

URL: theobriscoe.com/blog

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