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Ingy döt Net 2023-07-01 11:58:00 -04:00
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commit cb5bb5e222
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Task/Jensens-Device/Rust/jensens-device.rust Normal file
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use std::f32;
fn harmonic_sum<F>(lo: usize, hi: usize, term: F) -> f32
where
F: Fn(f32) -> f32,
{
(lo..hi + 1).fold(0.0, |acc, item| acc + term(item as f32))
}
fn main() {
println!("{}", harmonic_sum(1, 100, |i| 1.0 / i));
}