13 lines
267 B
Rust
13 lines
267 B
Rust
fn func<'a, T>(a: &'a [T]) -> impl Iterator<Item=&'a T> {
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a.iter().map(|a| a*a)
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//~^ ERROR binary operation `*` cannot be applied to type `&T`
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}
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fn main() {
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let a = (0..30).collect::<Vec<_>>();
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for k in func(&a) {
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println!("{}", k);
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}
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}
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