Sum multiples of 3 and 5: Difference between revisions
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===Efficient solution=== |
===Efficient solution=== |
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This is a straightforward way to calculate the sum for higher values of n, taking into account that the sum of multiples of 3 and 5 is the sum of multiples of 3 |
This is a straightforward way to calculate the sum for higher values of n, taking into account that the sum of multiples of 3 and 5 is the sum of multiples of 3 plus the sum of multiples of 5, minus the sum of multiples of 15 to remove double counting. |
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≪ 0 1 3 FOR j |
≪ 0 1 3 FOR j |