結果
問題 | No.5007 Steiner Space Travel |
ユーザー | r3yohei |
提出日時 | 2023-04-26 22:59:12 |
言語 | Rust (1.77.0 + proconio) |
結果 |
AC
|
実行時間 | 2 ms / 1,000 ms |
コード長 | 6,663 bytes |
コンパイル時間 | 1,366 ms |
コンパイル使用メモリ | 154,820 KB |
実行使用メモリ | 4,376 KB |
スコア | 1,221,702 |
最終ジャッジ日時 | 2023-04-26 22:59:17 |
合計ジャッジ時間 | 3,402 ms |
ジャッジサーバーID (参考情報) |
judge14 / judge12 |
純コード判定しない問題か言語 |
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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
4,368 KB |
testcase_01 | AC | 1 ms
4,372 KB |
testcase_02 | AC | 1 ms
4,368 KB |
testcase_03 | AC | 1 ms
4,372 KB |
testcase_04 | AC | 1 ms
4,368 KB |
testcase_05 | AC | 1 ms
4,372 KB |
testcase_06 | AC | 2 ms
4,368 KB |
testcase_07 | AC | 2 ms
4,372 KB |
testcase_08 | AC | 1 ms
4,372 KB |
testcase_09 | AC | 1 ms
4,368 KB |
testcase_10 | AC | 1 ms
4,368 KB |
testcase_11 | AC | 1 ms
4,368 KB |
testcase_12 | AC | 2 ms
4,368 KB |
testcase_13 | AC | 1 ms
4,372 KB |
testcase_14 | AC | 1 ms
4,372 KB |
testcase_15 | AC | 1 ms
4,368 KB |
testcase_16 | AC | 1 ms
4,372 KB |
testcase_17 | AC | 1 ms
4,368 KB |
testcase_18 | AC | 1 ms
4,372 KB |
testcase_19 | AC | 1 ms
4,368 KB |
testcase_20 | AC | 1 ms
4,368 KB |
testcase_21 | AC | 1 ms
4,372 KB |
testcase_22 | AC | 2 ms
4,368 KB |
testcase_23 | AC | 1 ms
4,376 KB |
testcase_24 | AC | 1 ms
4,372 KB |
testcase_25 | AC | 2 ms
4,372 KB |
testcase_26 | AC | 2 ms
4,368 KB |
testcase_27 | AC | 1 ms
4,368 KB |
testcase_28 | AC | 1 ms
4,372 KB |
testcase_29 | AC | 1 ms
4,368 KB |
ソースコード
#![allow(non_snake_case, unused)] use std::io::*; use std::{collections::*, fmt::format}; use std::{cmp::*, vec}; use crate::input::{*, marker::*}; // コピペで使える proconio もどき // cunitacさんからお借りしています // https://gist.github.com/cunitac/b00be62bf68c9fb6055d22eb77c17e14 pub mod input { use std::{ cell::RefCell, fmt::Debug, io::{stdin, BufRead, BufReader, Stdin}, str::{FromStr, SplitWhitespace}, }; thread_local!( pub static STDIN_SOURCE: RefCell<Source> = RefCell::new(Source { stdin: BufReader::new(stdin()), tokens: "".split_whitespace(), }); ); pub struct Source { stdin: BufReader<Stdin>, tokens: SplitWhitespace<'static>, } impl Source { pub fn next_token(&mut self) -> Option<&str> { self.tokens.next().or_else(|| { let mut input = String::new(); self.stdin.read_line(&mut input).unwrap(); self.tokens = Box::leak(input.into_boxed_str()).split_whitespace(); self.tokens.next() }) } } #[macro_export] macro_rules! read_value { (from $s:expr, [$t:tt; $n:expr]) => { (0..$n).map(|_| $crate::read_value!(from $s, $t)).collect::<Vec<_>>() }; (from $s:expr, [$t:tt]) => { let n = $crate::read_value!(from $s, usize); $crate::read_value!(from $s, [$t; n]) }; (from $s:expr, $t:ty) => { <$t as $crate::input::Readable>::read(&mut $s) }; (from $s:expr, $($t:tt),* $(,)?) => { ($($crate::read_value!(from $s, $t)),*) }; ($($r:tt)*) => { $crate::input::STDIN_SOURCE.with(|s| { let mut s = s.borrow_mut(); $crate::read_value!(from s, $($r)*) }) } } #[macro_export] macro_rules! input { () => { }; ($x:tt: $t:tt, $($r:tt)*) => { let $x = $crate::read_value!($t); $crate::input!($($r)*); }; (mut $x:tt: $t:tt, $($r:tt)*) => { let mut $x = $crate::read_value!($t); $crate::input!($($r)*); }; (from $s:expr, $x:tt, $t:tt, $($r:tt)*) => { let $x = $crate::read_value!(from $s, $t); $crate::input!(from $s, $($r)*); }; (from $s:expr, mut $x:tt, $t:tt, $($r:tt)*) => { let mut $x = $crate::read_value!(from $s, $t); $crate::input!(from $s, $($r)*); }; ($($r:tt)*) => { $crate::input!($($r)*,); }; } pub trait Readable { type Output; fn read(source: &mut Source) -> Self::Output; } impl<T: FromStr<Err = E>, E: Debug> Readable for T { type Output = T; fn read(source: &mut Source) -> T { source.next_token().unwrap().parse().unwrap() } } pub mod marker { macro_rules! impl_readable { ($e:ident, $t:ty, $u:ty, $f:expr) => { pub enum $e {} impl $crate::input::Readable for $e { type Output = $t; fn read(mut source: &mut $crate::input::Source) -> $t { $f($crate::read_value!(from source, $u)) } } }; } impl_readable!(Usize1, usize, usize, |x| x - 1); impl_readable!(Isize1, isize, isize, |x| x - 1); impl_readable!(Chars, Vec<char>, String, |x: String| x.chars().collect()); impl_readable!(Bytes, Vec<u8>, String, |x: String| x.bytes().collect()); } } const N: usize = 100; const M: usize = 8; const ALPHA: i64 = 5; const TL: f64 = 0.97; pub fn get_time() -> f64 { static mut STIME: f64 = -1.0; let t = std::time::SystemTime::now().duration_since(std::time::UNIX_EPOCH).unwrap(); let ms = t.as_secs() as f64 + t.subsec_nanos() as f64 * 1e-9; unsafe { if STIME < 0.0 { STIME = ms; } // ローカル環境とジャッジ環境の実行速度差はget_timeで吸収しておくと便利 #[cfg(feature = "local")] { (ms - STIME) * 1.5 } #[cfg(not(feature = "local"))] { (ms - STIME) } } } // 距離の二乗を返す pub fn squared_distance(x1: i64, y1: i64, x2: i64, y2: i64) -> i64 { (x1 - x2) * (x1 - x2) + (y1 - y2) * (y1 - y2) } #[derive(Clone)] struct Input { pos: Vec<(i64, i64)>, } impl Input { pub fn new() -> Self { input! { _n: usize, _m: usize, } let mut pos = vec![]; for _ in 0..N { input! { ai: i64, bi: i64, } pos.push((ai, bi)); } Self { pos } } } #[derive(Clone)] struct State { turn: i64, is_done: bool, game_score: i64, evaluated_score: i64, station: Vec<(i64, i64)>, // i番目のステーションの場所 route: Vec<(usize, usize)>, // 道順 (惑星orステーション,番号) } impl State { pub fn new() -> Self { let mut station = vec![ (300, 300), (300, 600), (300, 900), (600, 300), (600, 900), (900, 300), (900, 600), (900, 900) ]; let mut route = vec![]; for i in 0..N { route.push((1, i)); } route.push((1, 0)); Self { turn: 0, is_done: false, game_score: 0, evaluated_score: 0, station, route, } } pub fn print(&self) { for i in 0..M { let (ci, di) = self.station[i]; println!("{} {}", ci, di); } let v = self.route.len(); println!("{}", v); for i in 0..v { let (ti, ri) = self.route[i]; println!("{} {}", ti, ri + 1); } } } fn main() { // 2-optに見えるが,再訪ありなので単純には適応できない // ただ,宇宙ステーションに再訪してもいいが,惑星は再訪しないほうがよい // 近傍: // - 2-opt // - 少なくとも一方が宇宙ステーションであるパスの追加 // - いずれかの宇宙ステーションの座標をずらす (あるいは,これはあらかじめk-meansで求めておく) get_time(); let input = Input::new(); let mut state = State::new(); state.print(); eprintln!("score: {}", state.game_score); eprintln!("time: {}", get_time()); }