# Project Euler #001

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.

```
[0..999] |> List.filter (function n -> (n % 3 = 0) || (n % 5 = 0)) |> List.sum
```

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