mirror of https://github.com/rust-lang/rustlings
feat: Add move_semantics5 exercise. (#746)
* feat: Add move_semantics5 exercise. * feat: Add option3 exercise * Address review comments. Fix typos, sentence formatting. * Remove unwanted newline. * Address review comments: make comment inline, fix format in print.pull/758/head
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// move_semantics5.rs
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// Make me compile without adding any newlines or removing any of the lines.
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// Execute `rustlings hint move_semantics5` for hints :)
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// I AM NOT DONE
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fn main() {
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let mut x = 100;
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let y = &mut x;
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let z = &mut *y;
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*y += 100;
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*z += 1000;
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assert_eq!(x, 1200);
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}
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// option3.rs
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// Make me compile! Execute `rustlings hint option3` for hints
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// I AM NOT DONE
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struct Point {
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x: i32,
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y: i32,
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}
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fn main() {
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let y: Option<Point> = Some(Point { x: 100, y: 200 });
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match y {
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Some(p) => println!("Co-ordinates are {},{} ", p.x, p.y),
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_ => println!("no match"),
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}
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y; // Fix without deleting this line.
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}
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