21 lines
492 B
Text
21 lines
492 B
Text
fn leonardo(mut n0: u32, mut n1: u32, add: u32) -> impl std::iter::Iterator<Item = u32> {
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std::iter::from_fn(move || {
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let n = n0;
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n0 = n1;
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n1 += n + add;
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Some(n)
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})
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}
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fn main() {
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println!("First 25 Leonardo numbers:");
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for i in leonardo(1, 1, 1).take(25) {
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print!("{} ", i);
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}
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println!();
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println!("First 25 Fibonacci numbers:");
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for i in leonardo(0, 1, 0).take(25) {
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print!("{} ", i);
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}
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println!();
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}
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