31 lines
766 B
Rust
31 lines
766 B
Rust
// move_semantics3.rs
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// Make me compile without adding new lines-- just changing existing lines!
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// (no lines with multiple semicolons necessary!)
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// Execute `rustlings hint move_semantics3` for hints :)
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// DONE May 25/21
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fn main() {
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let vec0 = Vec::new();
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// make call to function fill_vec
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let mut vec1 = fill_vec(vec0);
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println!("{} has length {} content `{:?}`", "vec1", vec1.len(), vec1);
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vec1.push(88);
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println!("{} has length {} content `{:?}`", "vec1", vec1.len(), vec1);
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vec1.pop(); //remove last element of vec
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println!("{} has length {} content `{:?}`", "vec1", vec1.len(), vec1);
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}
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// add mut keyword to vec
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fn fill_vec(mut vec: Vec<i32>) -> Vec<i32> {
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vec.push(22);
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vec.push(44);
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vec.push(66);
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vec
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}
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