結果
問題 | No.2337 Equidistant |
ユーザー | tipstar0125 |
提出日時 | 2023-06-02 22:53:02 |
言語 | Rust (1.77.0 + proconio) |
結果 |
WA
|
実行時間 | - |
コード長 | 4,438 bytes |
コンパイル時間 | 15,831 ms |
コンパイル使用メモリ | 401,856 KB |
実行使用メモリ | 26,276 KB |
最終ジャッジ日時 | 2024-06-09 00:41:06 |
合計ジャッジ時間 | 21,562 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge3 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 1 ms
6,812 KB |
testcase_01 | WA | - |
testcase_02 | WA | - |
testcase_03 | WA | - |
testcase_04 | WA | - |
testcase_05 | WA | - |
testcase_06 | WA | - |
testcase_07 | WA | - |
testcase_08 | WA | - |
testcase_09 | WA | - |
testcase_10 | WA | - |
testcase_11 | WA | - |
testcase_12 | WA | - |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | WA | - |
testcase_20 | WA | - |
testcase_21 | AC | 144 ms
23,116 KB |
testcase_22 | WA | - |
testcase_23 | WA | - |
testcase_24 | AC | 177 ms
23,140 KB |
testcase_25 | WA | - |
testcase_26 | AC | 153 ms
22,952 KB |
testcase_27 | WA | - |
testcase_28 | WA | - |
ソースコード
#![allow(non_snake_case)] #![allow(unused_imports)] #![allow(unused_macros)] #![allow(clippy::needless_range_loop)] #![allow(clippy::comparison_chain)] #![allow(clippy::nonminimal_bool)] #![allow(clippy::neg_multiply)] #![allow(dead_code)] use std::cmp::Reverse; use std::collections::{BTreeMap, BTreeSet, BinaryHeap, VecDeque}; #[derive(Default)] struct Solver {} impl Solver { fn solve(&mut self) { input! { N: usize, Q: usize, AB: [(usize1, usize1); N - 1], ST: [(usize1, usize1); Q] } let mut G = vec![vec![]; N]; for &(a, b) in &AB { G[a].push(b); G[b].push(a); } let mut color = vec![2; N]; let mut Q = VecDeque::new(); Q.push_back(0); color[0] = 0; while !Q.is_empty() { let pos = Q.pop_front().unwrap(); for &next in &G[pos] { if color[next] == 2 { color[next] = color[pos] ^ 1; Q.push_back(next); } } } for &(s, t) in &ST { if color[s] == color[t] { println!("1"); } else { println!("0"); } } } } fn main() { std::thread::Builder::new() .stack_size(128 * 1024 * 1024) .spawn(|| Solver::default().solve()) .unwrap() .join() .unwrap(); } #[macro_export] macro_rules! input { () => {}; (mut $var:ident: $t:tt, $($rest:tt)*) => { let mut $var = __input_inner!($t); input!($($rest)*) }; ($var:ident: $t:tt, $($rest:tt)*) => { let $var = __input_inner!($t); input!($($rest)*) }; (mut $var:ident: $t:tt) => { let mut $var = __input_inner!($t); }; ($var:ident: $t:tt) => { let $var = __input_inner!($t); }; } #[macro_export] macro_rules! __input_inner { (($($t:tt),*)) => { ($(__input_inner!($t)),*) }; ([$t:tt; $n:expr]) => { (0..$n).map(|_| __input_inner!($t)).collect::<Vec<_>>() }; ([$t:tt]) => {{ let n = __input_inner!(usize); (0..n).map(|_| __input_inner!($t)).collect::<Vec<_>>() }}; (chars) => { __input_inner!(String).chars().collect::<Vec<_>>() }; (bytes) => { __input_inner!(String).into_bytes() }; (usize1) => { __input_inner!(usize) - 1 }; ($t:ty) => { $crate::read::<$t>() }; } #[macro_export] macro_rules! println { () => { $crate::write(|w| { use std::io::Write; std::writeln!(w).unwrap() }) }; ($($arg:tt)*) => { $crate::write(|w| { use std::io::Write; std::writeln!(w, $($arg)*).unwrap() }) }; } #[macro_export] macro_rules! print { ($($arg:tt)*) => { $crate::write(|w| { use std::io::Write; std::write!(w, $($arg)*).unwrap() }) }; } #[macro_export] macro_rules! flush { () => { $crate::write(|w| { use std::io::Write; w.flush().unwrap() }) }; } pub fn read<T>() -> T where T: std::str::FromStr, T::Err: std::fmt::Debug, { use std::cell::RefCell; use std::io::*; thread_local! { pub static STDIN: RefCell<StdinLock<'static>> = RefCell::new(stdin().lock()); } STDIN.with(|r| { let mut r = r.borrow_mut(); let mut s = vec![]; loop { let buf = r.fill_buf().unwrap(); if buf.is_empty() { break; } if let Some(i) = buf.iter().position(u8::is_ascii_whitespace) { s.extend_from_slice(&buf[..i]); r.consume(i + 1); if !s.is_empty() { break; } } else { s.extend_from_slice(buf); let n = buf.len(); r.consume(n); } } std::str::from_utf8(&s).unwrap().parse().unwrap() }) } pub fn write<F>(f: F) where F: FnOnce(&mut std::io::BufWriter<std::io::StdoutLock>), { use std::cell::RefCell; use std::io::*; thread_local! { pub static STDOUT: RefCell<BufWriter<StdoutLock<'static>>> = RefCell::new(BufWriter::new(stdout().lock())); } STDOUT.with(|w| f(&mut w.borrow_mut())) }