結果

問題 No.2319 Friends+
ユーザー Moss_LocalMoss_Local
提出日時 2023-05-26 21:51:14
言語 Rust
(1.77.0)
結果
AC  
実行時間 2,466 ms / 3,000 ms
コード長 5,455 bytes
コンパイル時間 1,138 ms
コンパイル使用メモリ 150,480 KB
実行使用メモリ 13,600 KB
最終ジャッジ日時 2023-08-26 11:14:56
合計ジャッジ時間 27,191 ms
ジャッジサーバーID
（参考情報） 		judge15 / judge12
このコードへのチャレンジ（β）

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
4,376 KB
testcase_01 AC 1 ms
4,380 KB
testcase_02 AC 352 ms
11,868 KB
testcase_03 AC 357 ms
11,800 KB
testcase_04 AC 349 ms
11,892 KB
testcase_05 AC 355 ms
11,832 KB
testcase_06 AC 360 ms
11,888 KB
testcase_07 AC 354 ms
12,848 KB
testcase_08 AC 354 ms
13,076 KB
testcase_09 AC 351 ms
13,024 KB
testcase_10 AC 346 ms
13,132 KB
testcase_11 AC 340 ms
13,020 KB
testcase_12 AC 2 ms
4,376 KB
testcase_13 AC 2 ms
4,380 KB
testcase_14 AC 1 ms
4,384 KB
testcase_15 AC 2 ms
4,380 KB
testcase_16 AC 1 ms
4,380 KB
testcase_17 AC 1 ms
4,380 KB
testcase_18 AC 2,466 ms
12,956 KB
testcase_19 AC 2,464 ms
12,900 KB
testcase_20 AC 316 ms
12,872 KB
testcase_21 AC 315 ms
13,040 KB
testcase_22 AC 321 ms
12,784 KB
testcase_23 AC 1,408 ms
12,888 KB
testcase_24 AC 857 ms
13,112 KB
testcase_25 AC 593 ms
13,056 KB
testcase_26 AC 445 ms
13,128 KB
testcase_27 AC 377 ms
13,028 KB
testcase_28 AC 342 ms
13,108 KB
testcase_29 AC 331 ms
13,108 KB
testcase_30 AC 329 ms
13,116 KB
testcase_31 AC 315 ms
12,768 KB
testcase_32 AC 315 ms
13,096 KB
testcase_33 AC 314 ms
13,136 KB
testcase_34 AC 306 ms
13,068 KB
testcase_35 AC 311 ms
12,804 KB
testcase_36 AC 321 ms
12,844 KB
testcase_37 AC 315 ms
12,032 KB
testcase_38 AC 306 ms
13,092 KB
testcase_39 AC 312 ms
13,120 KB
testcase_40 AC 313 ms
13,132 KB
testcase_41 AC 316 ms
13,136 KB
testcase_42 AC 309 ms
13,128 KB
testcase_43 AC 321 ms
13,104 KB
testcase_44 AC 319 ms
13,600 KB
testcase_45 AC 329 ms
13,176 KB
testcase_46 AC 345 ms
10,484 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
  --> Main.rs:66:15
   |
66 | fn readi() -> (i64) {
   |               ^   ^
   |
   = note: `#[warn(unused_parens)]` on by default
help: remove these parentheses
   |
66 - fn readi() -> (i64) {
66 + fn readi() -> i64 {
   |

warning: unused variable: `i`
   --> Main.rs:186:9
    |
186 |     for i in 0..q {
    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
    |
    = note: `#[warn(unused_variables)]` on by default

warning: 2 warnings emitted

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::fmt::*;
use std::hash::*;
use std::iter::FromIterator;
use std::*;
use std::{cmp, collections, fmt, io, iter, ops, str};
const INF: i64 = 1223372036854775807;
const UINF: usize = INF as usize;
const LINF: i64 = 2147483647;
const INF128: i128 = 1223372036854775807000000000000;
const MOD1: i64 = 1000000007;
const MOD2: i64 = 998244353;
const MOD: i64 = MOD1;
// const MOD: i64 = MOD2;
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!("{:?}", $x);
    };
}
macro_rules! yn {
    ($val:expr) => {
        if $val {
            println!("Yes");
        } else {
            println!("No");
        }
    };
}

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 solve() {
    let (n, m) = readuu();
    let mut p: Vec<usize> = read_vec();
    p.iter_mut().for_each(|x| *x -= 1);
    let mut graph = vec![vec![(0 as usize, 0 as usize); (0) as usize]; (n) as usize];
    for _ in 0..m {
        let (a, b) = readuu();
        graph[a - 1].push((b - 1, 0));
        graph[b - 1].push((a - 1, 0));
    }
    let q: usize = read();
    for i in 0..q {
        let (x, y) = readuu();
        let x = x - 1;
        let y = y - 1;

        if p[x] == p[y] {
            println!("No");
            continue;
        }
        let targ = p[y];
        let mut found = false;
        for &(v, _) in graph[x].iter() {
            if p[v] == targ {
                found = true;
                break;
            }
        }
        if found {
            p[x] = targ;
            println!("Yes");
        } else {
            println!("No");
        }
    }

    return;
}
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