31 lines
387 B
Rust
31 lines
387 B
Rust
trait Product {
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fn product() -> int;
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}
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struct Foo {
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x: int;
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y: int;
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}
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impl Foo {
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fn sum() -> int {
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self.x + self.y
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}
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}
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impl Foo : Product {
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fn product() -> int {
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self.x * self.y
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}
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}
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fn Foo(x: int, y: int) -> Foo {
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Foo { x: x, y: y }
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}
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fn main() {
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let foo = Foo(3, 20);
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io::println(fmt!{"%d %d", foo.sum(), foo.product()});
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}
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