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Solve box1.

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This commit is contained in:
Leonardo Freua 2021-12-23 23:21:09 -03:00
parent 5e7eac6be6
commit 18ddc66f50
1 changed files with 6 additions and 5 deletions
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11
exercises/standard_library_types/box1.rs
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@ -16,11 +16,9 @@
// //
// Execute `rustlings hint box1` for hints :) // Execute `rustlings hint box1` for hints :)
// I AM NOT DONE
#[derive(PartialEq, Debug)] #[derive(PartialEq, Debug)]
pub enum List { pub enum List {
Cons(i32, List), Cons(i32, Box<List>),
Nil, Nil,
} }
@ -33,11 +31,14 @@ fn main() {
} }
pub fn create_empty_list() -> List { pub fn create_empty_list() -> List {
unimplemented!() List::Nil
} }
pub fn create_non_empty_list() -> List { pub fn create_non_empty_list() -> List {
unimplemented!() List::Cons(
1,
Box::new(List::Cons(2, Box::new(List::Cons(3, Box::new(List::Nil))))),
)
} }
#[cfg(test)] #[cfg(test)]