Ejercicios 46/94
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@ -10,17 +10,18 @@
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//
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// Execute `rustlings hint hashmaps1` or use the `hint` watch subcommand for a hint.
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// I AM NOT DONE
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use std::collections::HashMap;
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fn fruit_basket() -> HashMap<String, u32> {
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let mut basket = // TODO: declare your hash map here.
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let mut basket = HashMap::new(); // TODO: declare your hash map here.
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// Two bananas are already given for you :)
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basket.insert(String::from("banana"), 2);
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// TODO: Put more fruits in your basket here.
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basket.insert(String::from("avocado"), 2);
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basket.insert(String::from("tomato"), 1);
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basket.insert(String::from("potato"), 1);
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basket
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}
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@ -11,8 +11,6 @@
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//
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// Execute `rustlings hint hashmaps2` or use the `hint` watch subcommand for a hint.
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// I AM NOT DONE
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use std::collections::HashMap;
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#[derive(Hash, PartialEq, Eq)]
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@ -37,6 +35,7 @@ fn fruit_basket(basket: &mut HashMap<Fruit, u32>) {
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// TODO: Put new fruits if not already present. Note that you
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// are not allowed to put any type of fruit that's already
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// present!
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basket.entry(fruit).or_insert(3);
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}
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}
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@ -14,8 +14,6 @@
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// Execute `rustlings hint hashmaps3` or use the `hint` watch subcommand for a hint.
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// I AM NOT DONE
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use std::collections::HashMap;
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// A structure to store team name and its goal details.
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@ -40,6 +38,20 @@ fn build_scores_table(results: String) -> HashMap<String, Team> {
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// will be the number of goals conceded from team_2, and similarly
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// goals scored by team_2 will be the number of goals conceded by
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// team_1.
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let team_1 = scores.entry(team_1_name.clone()).or_insert(Team {
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name: team_1_name,
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goals_scored: 0,
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goals_conceded: 0,
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});
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team_1.goals_scored += team_1_score;
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team_1.goals_conceded += team_2_score;
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let team_2 = scores.entry(team_2_name.clone()).or_insert(Team {
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name: team_2_name,
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goals_scored: 0,
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goals_conceded: 0,
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});
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team_2.goals_scored += team_2_score;
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team_2.goals_conceded += team_1_score;
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}
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scores
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}
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@ -1,15 +1,13 @@
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// modules1.rs
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// Execute `rustlings hint modules1` or use the `hint` watch subcommand for a hint.
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// I AM NOT DONE
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mod sausage_factory {
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// Don't let anybody outside of this module see this!
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fn get_secret_recipe() -> String {
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String::from("Ginger")
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}
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fn make_sausage() {
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pub fn make_sausage() {
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get_secret_recipe();
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println!("sausage!");
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}
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@ -3,12 +3,10 @@
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// 'use' and 'as' keywords. Fix these 'use' statements to make the code compile.
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// Execute `rustlings hint modules2` or use the `hint` watch subcommand for a hint.
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// I AM NOT DONE
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mod delicious_snacks {
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// TODO: Fix these use statements
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use self::fruits::PEAR as ???
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use self::veggies::CUCUMBER as ???
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pub use self::fruits::PEAR as fruit;
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pub use self::veggies::CUCUMBER as veggie;
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mod fruits {
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pub const PEAR: &'static str = "Pear";
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@ -5,10 +5,8 @@
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// from the std::time module. Bonus style points if you can do it with one line!
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// Execute `rustlings hint modules3` or use the `hint` watch subcommand for a hint.
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// I AM NOT DONE
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// TODO: Complete this use statement
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use ???
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use std::time::{SystemTime, UNIX_EPOCH};
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fn main() {
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match SystemTime::now().duration_since(UNIX_EPOCH) {
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