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dholbrook/rust_euler1.rs

Last active August 11, 2016 16:26
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rust_euler1.rs
fn euler1() -> u32 {
// using fold() instead of sum() because of iter_arith stability
// "use of unstable library feature 'iter_arith': bounds recently changed (see issue #27739)"
(1..1000)
.filter(|n| n % 5 == 0 || n % 3 == 0)
.fold(0, |acc, n| acc + n)
}
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