結果

問題 No.2179 Planet Traveler
ユーザー Moss_LocalMoss_Local
提出日時 2023-01-06 23:31:11
言語 Rust
(1.77.0 + proconio)
結果
WA  
実行時間 -
コード長 6,916 bytes
コンパイル時間 13,625 ms
コンパイル使用メモリ 402,648 KB
実行使用メモリ 20,096 KB
最終ジャッジ日時 2024-05-07 23:26:48
合計ジャッジ時間 34,996 ms
ジャッジサーバーID
(参考情報)
judge4 / judge5
このコードへのチャレンジ
(要ログイン)

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
6,816 KB
testcase_01 AC 1 ms
6,816 KB
testcase_02 AC 1 ms
6,940 KB
testcase_03 AC 1 ms
6,944 KB
testcase_04 AC 1 ms
6,944 KB
testcase_05 AC 1 ms
6,940 KB
testcase_06 AC 1 ms
6,940 KB
testcase_07 AC 1 ms
6,944 KB
testcase_08 AC 1 ms
6,944 KB
testcase_09 AC 2 ms
6,944 KB
testcase_10 AC 1 ms
6,940 KB
testcase_11 AC 1,549 ms
20,096 KB
testcase_12 AC 1,551 ms
20,096 KB
testcase_13 WA -
testcase_14 AC 1,550 ms
19,968 KB
testcase_15 AC 1,562 ms
19,968 KB
testcase_16 AC 1,564 ms
19,968 KB
testcase_17 AC 1,560 ms
20,096 KB
testcase_18 AC 1,557 ms
20,096 KB
testcase_19 AC 1,552 ms
20,096 KB
testcase_20 AC 79 ms
6,944 KB
testcase_21 AC 1,381 ms
19,328 KB
testcase_22 AC 736 ms
13,440 KB
testcase_23 AC 600 ms
12,288 KB
testcase_24 AC 1,129 ms
17,664 KB
testcase_25 AC 791 ms
14,080 KB
testcase_26 AC 1,300 ms
18,816 KB
testcase_27 AC 81 ms
6,944 KB
testcase_28 AC 430 ms
10,752 KB
testcase_29 AC 1,127 ms
17,664 KB
権限があれば一括ダウンロードができます
コンパイルメッセージ
warning: unnecessary parentheses around type
  --> src/main.rs:61:15
   |
61 | fn readi() -> (i64) {
   |               ^   ^
   |
   = note: `#[warn(unused_parens)]` on by default
help: remove these parentheses
   |
61 - fn readi() -> (i64) {
61 + fn readi() -> i64 {
   |

warning: unused variable: `i`
   --> src/main.rs:195:9
    |
195 |     for i in 0..n {
    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
    |
    = note: `#[warn(unused_variables)]` on by default

ソースコード

diff #

// -*- coding:utf-8-unix -*-
// #![feature(map_first_last)]
#![allow(dead_code)]
#![allow(unused_imports)]
#![allow(unused_macros)]
use core::num;
use std::cmp::*;
use std::*;
const INF: i64 = 1223372036854775807;
const UINF: usize = INF as usize;
const LINF: i64 = 2147483647;
const INF128: i128 = 1223372036854775807000000000000;
// const MOD: i64 = 1000000007;
const MOD: i64 = 998244353;
const UMOD: usize = MOD as usize;
const M_PI: f64 = 3.14159265358979323846;
// const MOD: i64 = INF;

use cmp::Ordering::*;
use std::collections::*;
use std::io::stdin;
use std::io::stdout;
use std::io::Write;

macro_rules! p {
    ($x:expr) => {
        println!("{}", $x);
    };
}

macro_rules! d {
    ($x:expr) => {
        println!("{:?}", $x);
    };
}
#[allow(unused_macros)]
pub mod macros {
    macro_rules! min { ($x: expr) => { $x }; ($x: expr, $($xs: expr),+) => {{ let y = macros::min!($($xs),+); std::cmp::min($x, y) } }}
    macro_rules! max { ($x: expr) => { $x }; ($x: expr, $($xs: expr),+) => {{ let y = macros::max!($($xs),+); std::cmp::max($x, y) } }}
    macro_rules! chmin { ($x: expr, $($xs: expr),+) => {{ let y = macros::min!($($xs),+); if $x > y { $x = y; true } else { false } }}}
    macro_rules! chmax { ($x: expr, $($xs: expr),+) => {{ let y = macros::max!($($xs),+); if $x < y { $x = y; true } else { false } }}}
    macro_rules! multi_vec { ($element: expr; ($len: expr, $($lens: expr),*)) => ( vec![macros::multi_vec![$element; ($($lens),*)]; $len] ); ($element: expr; ($len: expr)) => ( vec![$element; $len] ); }
    macro_rules! multi_box_array { ($element: expr; ($len: expr, $($lens: expr),*)) => ( vec![macros::multi_box_array![$element; ($($lens),*)]; $len].into_boxed_slice() ); ($element: expr; ($len: expr)) => ( vec![$element; $len].into_boxed_slice() ); }
    #[allow(unused_imports)]
    pub(super) use {chmax, chmin, max, min, multi_box_array, multi_vec};
}
use macros::*;
fn main() {
    solve();
}

// use str::Chars;
#[allow(dead_code)]
fn read<T: std::str::FromStr>() -> T {
    let mut s = String::new();
    std::io::stdin().read_line(&mut s).ok();
    s.trim().parse().ok().unwrap()
}

#[allow(dead_code)]
fn readi() -> (i64) {
    let mut str = String::new();
    let _ = stdin().read_line(&mut str).unwrap();
    let mut iter = str.split_whitespace();
    iter.next().unwrap().parse::<i64>().unwrap()
}

#[allow(dead_code)]
fn read_vec<T: std::str::FromStr>() -> Vec<T> {
    read::<String>()
        .split_whitespace()
        .map(|e| e.parse().ok().unwrap())
        .collect()
}
#[allow(dead_code)]
fn read_mat<T: std::str::FromStr>(n: u32) -> Vec<Vec<T>> {
    (0..n).map(|_| read_vec()).collect()
}

#[allow(dead_code)]
fn readii() -> (i64, i64) {
    let mut str = String::new();
    let _ = stdin().read_line(&mut str).unwrap();
    let mut iter = str.split_whitespace();
    (
        iter.next().unwrap().parse::<i64>().unwrap(),
        iter.next().unwrap().parse::<i64>().unwrap(),
    )
}

#[allow(dead_code)]
fn readiii() -> (i64, i64, i64) {
    let mut str = String::new();
    let _ = stdin().read_line(&mut str).unwrap();
    let mut iter = str.split_whitespace();
    (
        iter.next().unwrap().parse::<i64>().unwrap(),
        iter.next().unwrap().parse::<i64>().unwrap(),
        iter.next().unwrap().parse::<i64>().unwrap(),
    )
}
#[allow(dead_code)]
fn readuu() -> (usize, usize) {
    let mut str = String::new();
    let _ = stdin().read_line(&mut str).unwrap();
    let mut iter = str.split_whitespace();
    (
        iter.next().unwrap().parse::<usize>().unwrap(),
        iter.next().unwrap().parse::<usize>().unwrap(),
    )
}

#[allow(dead_code)]
fn readff() -> (f64, f64) {
    let mut str = String::new();
    let _ = stdin().read_line(&mut str).unwrap();
    let mut iter = str.split_whitespace();
    (
        iter.next().unwrap().parse::<f64>().unwrap(),
        iter.next().unwrap().parse::<f64>().unwrap(),
    )
}

fn readcc() -> (char, char) {
    let mut str = String::new();
    let _ = stdin().read_line(&mut str).unwrap();
    let mut iter = str.split_whitespace();
    (
        iter.next().unwrap().parse::<char>().unwrap(),
        iter.next().unwrap().parse::<char>().unwrap(),
    )
}

fn readuuu() -> (usize, usize, usize) {
    let mut str = String::new();
    let _ = stdin().read_line(&mut str).unwrap();
    let mut iter = str.split_whitespace();
    (
        iter.next().unwrap().parse::<usize>().unwrap(),
        iter.next().unwrap().parse::<usize>().unwrap(),
        iter.next().unwrap().parse::<usize>().unwrap(),
    )
}
#[allow(dead_code)]
fn readiiii() -> (i64, i64, i64, i64) {
    let mut str = String::new();
    let _ = stdin().read_line(&mut str).unwrap();
    let mut iter = str.split_whitespace();
    (
        iter.next().unwrap().parse::<i64>().unwrap(),
        iter.next().unwrap().parse::<i64>().unwrap(),
        iter.next().unwrap().parse::<i64>().unwrap(),
        iter.next().unwrap().parse::<i64>().unwrap(),
    )
}

#[allow(dead_code)]
fn readuuuu() -> (usize, usize, usize, usize) {
    let mut str = String::new();
    let _ = stdin().read_line(&mut str).unwrap();
    let mut iter = str.split_whitespace();
    (
        iter.next().unwrap().parse::<usize>().unwrap(),
        iter.next().unwrap().parse::<usize>().unwrap(),
        iter.next().unwrap().parse::<usize>().unwrap(),
        iter.next().unwrap().parse::<usize>().unwrap(),
    )
}

fn warshall_floyd(graph: &Vec<Vec<(usize, usize)>>) -> Vec<Vec<usize>> {
    let n = graph.len();
    let mut res: Vec<Vec<usize>> =
        vec![vec![INF as usize; (graph.len()) as usize]; (graph.len()) as usize];
    for i in 0..n {
        res[i][i] = 0;
    }
    for i in 0..n {
        for v in graph[i].iter() {
            res[i][v.0] = v.1;
        }
    }
    for k in 0..n {
        for i in 0..n {
            for j in 0..n {
                res[i][j] = min(res[i][j], max(res[i][k], res[k][j]));
            }
        }
    }
    res
}
fn solve() {
    let n: usize = read();

    let mut data = vec![];
    for i in 0..n {
        let (x, y, t) = readiii();
        data.push((x, y, t));
    }
    let mut graph = vec![vec![(0 as usize, 0 as usize); (0) as usize]; (n) as usize];
    for i in 0..n {
        for j in 0..n {
            if i == j {
                continue;
            }
            let (x1, y1, t1) = data[i];
            let (x2, y2, t2) = data[j];
            let r1 = ((x1 * x1 + y1 * y1) as f64).sqrt() + 0.5;
            let r2 = ((x2 * x2 + y2 * y2) as f64).sqrt() + 0.5;
            let euc_dist = ((x1 - x2) * (x1 - x2) + (y1 - y2) * (y1 - y2)) as usize;

            if t1 != t2 {
                let d = ((r1 - r2).abs() * (r1 - r2).abs()).ceil() as usize;
                graph[i].push((j, d));
            } else {
                graph[i].push((j, euc_dist as usize));
            }
        }
    }
    let d = warshall_floyd(&graph);
    println!("{}", d[0][n - 1]);
    return;
}
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