Task: | Robotti |
Sender: | villsukka |
Submission time: | 2024-10-28 23:20:39 +0200 |
Language: | Rust (2021) |
Status: | READY |
Result: | 0 |
group | verdict | score |
---|---|---|
#1 | TIME LIMIT EXCEEDED | 0 |
#2 | TIME LIMIT EXCEEDED | 0 |
test | verdict | time | group | |
---|---|---|---|---|
#1 | TIME LIMIT EXCEEDED | -- | 1, 2 | details |
#2 | TIME LIMIT EXCEEDED | -- | 1, 2 | details |
#3 | TIME LIMIT EXCEEDED | -- | 1, 2 | details |
#4 | ACCEPTED | 0.00 s | 1, 2 | details |
#5 | TIME LIMIT EXCEEDED | -- | 1, 2 | details |
#6 | TIME LIMIT EXCEEDED | -- | 1, 2 | details |
#7 | TIME LIMIT EXCEEDED | -- | 1, 2 | details |
#8 | ACCEPTED | 0.00 s | 1, 2 | details |
#9 | ACCEPTED | 0.00 s | 1, 2 | details |
#10 | TIME LIMIT EXCEEDED | -- | 1, 2 | details |
#11 | TIME LIMIT EXCEEDED | -- | 1, 2 | details |
#12 | TIME LIMIT EXCEEDED | -- | 2 | details |
#13 | TIME LIMIT EXCEEDED | -- | 2 | details |
#14 | TIME LIMIT EXCEEDED | -- | 2 | details |
#15 | TIME LIMIT EXCEEDED | -- | 2 | details |
#16 | TIME LIMIT EXCEEDED | -- | 2 | details |
#17 | TIME LIMIT EXCEEDED | -- | 2 | details |
#18 | TIME LIMIT EXCEEDED | -- | 2 | details |
#19 | TIME LIMIT EXCEEDED | -- | 2 | details |
#20 | ACCEPTED | 0.00 s | 2 | details |
#21 | TIME LIMIT EXCEEDED | -- | 2 | details |
#22 | TIME LIMIT EXCEEDED | -- | 2 | details |
#23 | TIME LIMIT EXCEEDED | -- | 2 | details |
#24 | TIME LIMIT EXCEEDED | -- | 2 | details |
Compiler report
warning: unused import: `time::Instant` --> input/code.rs:1:22 | 1 | use std::{io::stdin, time::Instant}; | ^^^^^^^^^^^^^ | = note: `#[warn(unused_imports)]` on by default warning: variable does not need to be mutable --> input/code.rs:48:9 | 48 | let mut arr: Vec<RoomType> = line | ----^^^ | | | help: remove this `mut` | = note: `#[warn(unused_mut)]` on by default warning: variants `Left`, `Right`, and `Same` are never constructed --> input/code.rs:12:5 | 11 | enum Direction { | --------- variants in this enum 12 | Left(i32), | ^^^^ 13 | Right(i32), | ^^^^^ 14 | Same, | ^^^^ | = note: `Direction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis = note: `#[warn(dead_code)]` on by default warning: method `get_inner` is never used --> input/code.rs:18:8 | 17 | impl Direction { | -...
Code
use std::{io::stdin, time::Instant}; #[derive(Clone, Copy, Debug, PartialEq, Eq)] enum RoomType { Robot, Coin, Empty, } #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord)] enum Direction { Left(i32), Right(i32), Same, } impl Direction { fn get_inner(&self) -> i32 { match self { Direction::Left(x) => *x, Direction::Right(x) => *x, Direction::Same => 0, } } } impl From<char> for RoomType { fn from(value: char) -> Self { match value { 'R' => RoomType::Robot, '*' => RoomType::Coin, '.' => RoomType::Empty, _ => panic!(), } } } fn main() { let mut line = String::new(); stdin().read_line(&mut line).unwrap(); let len: usize = line.strip_suffix('\n').unwrap_or(&line).parse().unwrap(); line = "".to_string(); stdin().read_line(&mut line).unwrap(); let mut arr: Vec<RoomType> = line .strip_suffix('\n') .unwrap() .chars() .map(|c| c.into()) .collect(); let mut robot_pos = arr .iter() .position(|x| *x == RoomType::Robot) .expect("No robot"); let mut coin_count = 0; let mut steps = 0; let mut lp = robot_pos; let mut rp = robot_pos; loop { let left_distance = robot_pos - lp; let right_distance = rp - robot_pos; if left_distance < right_distance { lp = lp.saturating_sub(1); match arr[lp] { RoomType::Coin => { robot_pos = lp; coin_count += 1; steps += left_distance; } _ => (), } } else if left_distance == right_distance { match (arr[lp] == RoomType::Coin, arr[rp] == RoomType::Coin) { (true, true) => break, (true, false) => { robot_pos = lp; coin_count += 1; steps += left_distance; } (false, true) => { robot_pos = rp; coin_count += 1; steps += left_distance; } (false, false) => { if rp < len - 1 { rp += 1 }; lp = lp.saturating_sub(1); } } } else { if rp < len - 1 { rp += 1; } match arr[rp] { RoomType::Coin => { robot_pos = rp; coin_count += 1; steps += right_distance; } _ => (), } } } println!("{} {}", steps, coin_count); }
Test details
Test 1
Group: 1, 2
Verdict: TIME LIMIT EXCEEDED
input |
---|
1 R |
correct output |
---|
0 0 |
user output |
---|
(empty) |
Test 2
Group: 1, 2
Verdict: TIME LIMIT EXCEEDED
input |
---|
10 ...R...... |
correct output |
---|
0 0 |
user output |
---|
(empty) |
Test 3
Group: 1, 2
Verdict: TIME LIMIT EXCEEDED
input |
---|
10 **.R...*** |
correct output |
---|
12 5 |
user output |
---|
(empty) |
Test 4
Group: 1, 2
Verdict: ACCEPTED
input |
---|
10 ***R****** |
correct output |
---|
0 0 |
user output |
---|
0 0 |
Test 5
Group: 1, 2
Verdict: TIME LIMIT EXCEEDED
input |
---|
1000 R................................ |
correct output |
---|
947 9 |
user output |
---|
(empty) |
Test 6
Group: 1, 2
Verdict: TIME LIMIT EXCEEDED
input |
---|
1000 ................................. |
correct output |
---|
886 9 |
user output |
---|
(empty) |
Test 7
Group: 1, 2
Verdict: TIME LIMIT EXCEEDED
input |
---|
1000 .....*..*....**..**..*......*.... |
correct output |
---|
1287 400 |
user output |
---|
(empty) |
Test 8
Group: 1, 2
Verdict: ACCEPTED
input |
---|
1000 ************.*****************... |
correct output |
---|
0 0 |
user output |
---|
0 0 |
Test 9
Group: 1, 2
Verdict: ACCEPTED
input |
---|
1000 ******************************... |
correct output |
---|
0 0 |
user output |
---|
0 0 |
Test 10
Group: 1, 2
Verdict: TIME LIMIT EXCEEDED
input |
---|
1000 R*****************************... |
correct output |
---|
999 999 |
user output |
---|
(empty) |
Test 11
Group: 1, 2
Verdict: TIME LIMIT EXCEEDED
input |
---|
1000 ******************************... |
correct output |
---|
999 999 |
user output |
---|
(empty) |
Test 12
Group: 2
Verdict: TIME LIMIT EXCEEDED
input |
---|
10000 .......**........*...........*... |
correct output |
---|
10971 999 |
user output |
---|
(empty) |
Test 13
Group: 2
Verdict: TIME LIMIT EXCEEDED
input |
---|
10000 *..*....*......*.....*..*........ |
correct output |
---|
9999 999 |
user output |
---|
(empty) |
Test 14
Group: 2
Verdict: TIME LIMIT EXCEEDED
input |
---|
10000 *.*.*...**.*...*....**.**.**..... |
correct output |
---|
18766 5000 |
user output |
---|
(empty) |
Test 15
Group: 2
Verdict: TIME LIMIT EXCEEDED
input |
---|
10000 R*****************************... |
correct output |
---|
9999 9999 |
user output |
---|
(empty) |
Test 16
Group: 2
Verdict: TIME LIMIT EXCEEDED
input |
---|
10000 ******************************... |
correct output |
---|
9999 9999 |
user output |
---|
(empty) |
Test 17
Group: 2
Verdict: TIME LIMIT EXCEEDED
input |
---|
200000 ................................. |
correct output |
---|
0 0 |
user output |
---|
(empty) |
Test 18
Group: 2
Verdict: TIME LIMIT EXCEEDED
input |
---|
200000 ................................. |
correct output |
---|
299934 10000 |
user output |
---|
(empty) |
Test 19
Group: 2
Verdict: TIME LIMIT EXCEEDED
input |
---|
200000 **.***....**..**.....***.*..*.... |
correct output |
---|
299998 100000 |
user output |
---|
(empty) |
Test 20
Group: 2
Verdict: ACCEPTED
input |
---|
200000 ******************************... |
correct output |
---|
0 0 |
user output |
---|
0 0 |
Test 21
Group: 2
Verdict: TIME LIMIT EXCEEDED
input |
---|
200000 R................................ |
correct output |
---|
133765 3 |
user output |
---|
(empty) |
Test 22
Group: 2
Verdict: TIME LIMIT EXCEEDED
input |
---|
200000 R................................ |
correct output |
---|
199982 5000 |
user output |
---|
(empty) |
Test 23
Group: 2
Verdict: TIME LIMIT EXCEEDED
input |
---|
200000 R*****************************... |
correct output |
---|
199999 199999 |
user output |
---|
(empty) |
Test 24
Group: 2
Verdict: TIME LIMIT EXCEEDED
input |
---|
200000 ******************************... |
correct output |
---|
199999 199999 |
user output |
---|
(empty) |