Решение на Домашно 1 - търсене на съкровища от Константин Илиев
Към профила на Константин Илиев
Резултати
- 16 точки от тестове
- 0 бонус точки
- 16 точки общо
- 4 успешни тест(а)
- 1 неуспешни тест(а)
Код
use std::sync::{
atomic::{AtomicBool, Ordering},
mpsc::{channel, Receiver, Sender},
Arc,
};
use std::collections::HashMap;
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct TreasureLoc {
pub lane_index: usize,
pub cell_coord: usize,
pub value: i32,
}
#[derive(Debug, PartialEq, Eq)]
pub enum FoundTreasures {
Big(TreasureLoc),
Small(Vec<TreasureLoc>),
Nothing,
}
pub struct Scan<'a> {
pub start_coord: usize,
pub cells: &'a [i32],
}
const fn assert_send_static<T: Send + 'static>() {}
const _: () = assert_send_static::<DroneController>();
const _: () = assert_send_static::<Drone>();
pub struct Drone {
coridor: usize,
sender: Sender<TreasureLoc>,
stop: Arc<AtomicBool>,
max_value: i32,
}
impl Drone {
pub fn explore(&mut self, scanner: &mut dyn Iterator<Item = Scan<'_>>) {
for scan in scanner {
if self.stop.load(Ordering::Relaxed) {
return;
}
for (index, &value) in scan.cells.iter().enumerate() {
if self.stop.load(Ordering::Relaxed) {
return;
}
if value > self.max_value {
let treasure = TreasureLoc {
lane_index: self.coridor,
cell_coord: scan.start_coord + index,
value,
};
let _ = self.sender.send(treasure.clone());
self.max_value = value;
if value >= 999 {
return;
}
}
}
}
}
}
pub struct DroneController {
receiver: Receiver<TreasureLoc>,
sender: Option<Sender<TreasureLoc>>,
stop: Arc<AtomicBool>,
}
impl DroneController {
pub fn new() -> Self {
let (tx, rx) = channel();
Self {
receiver: rx,
sender: Some(tx),
stop: Arc::new(AtomicBool::new(false)),
}
}
pub fn create_drone(&mut self, lane_index: usize) -> Drone {
Drone {
coridor: lane_index,
sender: self.sender.as_ref().expect("Controller already ran").clone(),
stop: self.stop.clone(),
max_value: 0,
}
}
pub fn run(&mut self) -> FoundTreasures {
self.sender = None;
let mut treasures_by_coridor: HashMap<usize, TreasureLoc> = HashMap::new();
let mut current_sum = 0;
for treasure in &self.receiver {
if treasure.value >= 999 {
self.stop.store(true, Ordering::Relaxed);
return FoundTreasures::Big(treasure);
} else {
if let Some(_old_treasure) = treasures_by_coridor.insert(treasure.lane_index, treasure.clone()){
current_sum += treasure.value;
}
current_sum += treasure.value;
if current_sum >= 300 {
self.stop.store(true, Ordering::Relaxed);
let result_treasures: Vec<TreasureLoc> = treasures_by_coridor
.into_values()
.collect();
return FoundTreasures::Small(result_treasures);
}
}
}
FoundTreasures::Nothing
}
}
impl Default for DroneController {
fn default() -> Self {
Self::new()
}
}
Лог от изпълнението
Updating crates.io index
Locking 46 packages to latest compatible versions
Compiling proc-macro2 v1.0.104
Compiling quote v1.0.42
Compiling libc v0.2.178
Compiling unicode-ident v1.0.22
Compiling syn v2.0.111
Compiling pin-project-lite v0.2.16
Compiling parking_lot_core v0.9.12
Compiling futures-core v0.3.31
Compiling futures-sink v0.3.31
Compiling futures-channel v0.3.31
Compiling futures-io v0.3.31
Compiling cfg-if v1.0.4
Compiling scopeguard v1.2.0
Compiling memchr v2.7.6
Compiling futures-task v0.3.31
Compiling smallvec v1.15.1
Compiling slab v0.4.11
Compiling pin-utils v0.1.0
Compiling lock_api v0.4.14
Compiling errno v0.3.14
Compiling signal-hook-registry v1.4.8
Compiling parking_lot v0.12.5
Compiling mio v1.1.1
Compiling futures-macro v0.3.31
Compiling tokio-macros v2.6.0
Compiling socket2 v0.6.1
Compiling futures-util v0.3.31
Compiling bytes v1.11.0
Compiling tokio v1.48.0
Compiling futures-executor v0.3.31
Compiling futures v0.3.31
Compiling solution v0.1.0 (/tmp/d20251229-4108951-115oh5p/solution)
warning: function `assert_send_static` is never used
--> src/lib.rs:27:10
|
27 | const fn assert_send_static<T: Send + 'static>() {}
| ^^^^^^^^^^^^^^^^^^
|
= note: `#[warn(dead_code)]` on by default
warning: `solution` (lib) generated 1 warning
Finished `test` profile [unoptimized + debuginfo] target(s) in 17.84s
Running tests/solution_test.rs (target/debug/deps/solution_test-f512224d9fb3caf8)
running 5 tests
test solution_test::test_nothing ... ok
test solution_test::test_big_treasure ... ok
test solution_test::test_small_treasure ... ok
test solution_test::test_small_treasure_2 ... FAILED
test solution_test::test_return_immediately_when_found ... ok
failures:
---- solution_test::test_small_treasure_2 stdout ----
thread 'solution_test::test_small_treasure_2' panicked at tests/solution_test.rs:141:13:
assertion `left == right` failed
left: 1
right: 2
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
failures:
solution_test::test_small_treasure_2
test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
error: test failed, to rerun pass `--test solution_test`