20 lines
711 B
Rust
20 lines
711 B
Rust
use std::collections::{HashMap, VecDeque};
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fn main() {
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let sample = [1; 5];
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let indirect_iter = sample.iter().collect::<Vec<_>>();
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indirect_iter.into_iter().map(|x| (x, x + 1)).collect::<HashMap<_, _>>();
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let indirect_len = sample.iter().collect::<VecDeque<_>>();
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indirect_len.len();
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let indirect_empty = sample.iter().collect::<VecDeque<_>>();
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indirect_empty.is_empty();
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let indirect_contains = sample.iter().collect::<VecDeque<_>>();
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indirect_contains.contains(&&5);
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let indirect_negative = sample.iter().collect::<Vec<_>>();
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indirect_negative.len();
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indirect_negative
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.into_iter()
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.map(|x| (*x, *x + 1))
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.collect::<HashMap<_, _>>();
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}
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