#831153 (Rust) No.2179 Planet Traveler

提出ソース

結果

問題	No.2179 Planet Traveler
ユーザー	Moss_Local
提出日時	2023-01-06 23:35:08
言語	Rust (1.77.0 + proconio)
結果	AC
実行時間	1,563 ms / 3,000 ms
コード長	6,918 bytes
コンパイル時間	12,501 ms
コンパイル使用メモリ	379,712 KB
実行使用メモリ	20,096 KB
最終ジャッジ日時	2024-05-07 23:34:09
合計ジャッジ時間	35,683 ms
ジャッジサーバーID （参考情報）	judge5 / judge1

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	0 ms 6,812 KB
testcase_01	AC	1 ms 6,816 KB
testcase_02	AC	1 ms 6,940 KB
testcase_03	AC	1 ms 6,940 KB
testcase_04	AC	1 ms 6,940 KB
testcase_05	AC	1 ms 6,940 KB
testcase_06	AC	1 ms 6,940 KB
testcase_07	AC	1 ms 6,940 KB
testcase_08	AC	1 ms 6,944 KB
testcase_09	AC	1 ms 6,940 KB
testcase_10	AC	1 ms 6,940 KB
testcase_11	AC	1,558 ms 20,096 KB
testcase_12	AC	1,556 ms 20,096 KB
testcase_13	AC	1,554 ms 20,096 KB
testcase_14	AC	1,546 ms 19,968 KB
testcase_15	AC	1,551 ms 19,968 KB
testcase_16	AC	1,550 ms 19,968 KB
testcase_17	AC	1,546 ms 20,096 KB
testcase_18	AC	1,563 ms 20,096 KB
testcase_19	AC	1,555 ms 20,096 KB
testcase_20	AC	79 ms 6,944 KB
testcase_21	AC	1,447 ms 19,328 KB
testcase_22	AC	733 ms 13,440 KB
testcase_23	AC	606 ms 12,288 KB
testcase_24	AC	1,126 ms 17,664 KB
testcase_25	AC	786 ms 14,080 KB
testcase_26	AC	1,311 ms 18,816 KB
testcase_27	AC	82 ms 6,940 KB
testcase_28	AC	430 ms 10,752 KB
testcase_29	AC	1,130 ms 17,792 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

raw source code

// -*- 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();
            let r2 = ((x2 * x2 + y2 * y2) as f64).sqrt();
            let euc_dist = ((x1 - x2) * (x1 - x2) + (y1 - y2) * (y1 - y2)) as usize;

            if t1 != t2 {
                let d = ((r1 - r2).abs() * (r1 - r2).abs() - 0.000000001).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;
}

yukicoder

結果

テストケース

コンパイルメッセージ

ソースコード