#754212 (Rust) No.1905 PURE PHRASE

• 問題: No.1905 PURE PHRASE
• ユーザー: Moss_Local
• 提出日時: 2022-04-15 21:57:13
• 言語: Rust (1.77.0 + proconio)
• 結果: WA
• 実行時間: -
• コード長: 5,746 bytes
• コンパイル時間: 11,851 ms
• コンパイル使用メモリ: 377,788 KB
• 実行使用メモリ: 5,376 KB
• 最終ジャッジ日時: 2024-06-07 03:04:20
• 合計ジャッジ時間: 15,418 ms
• ジャッジサーバーID （参考情報）: judge2 / judge4

入力	結果	実行時間; 実行使用メモリ
testcase_00	AC	49 ms; 5,248 KB
testcase_01	AC	50 ms; 5,376 KB
testcase_02	AC	50 ms; 5,376 KB
testcase_03	AC	51 ms; 5,376 KB
testcase_04	AC	52 ms; 5,376 KB
testcase_05	WA	-
testcase_06	AC	51 ms; 5,376 KB
testcase_07	AC	51 ms; 5,376 KB
testcase_08	WA	-
testcase_09	AC	51 ms; 5,376 KB
testcase_10	WA	-
testcase_11	WA	-
testcase_12	WA	-
testcase_13	AC	51 ms; 5,376 KB
testcase_14	WA	-
testcase_15	WA	-
testcase_16	WA	-
testcase_17	WA	-
testcase_18	WA	-
testcase_19	WA	-
testcase_20	WA	-
testcase_21	AC	48 ms; 5,376 KB
testcase_22	AC	51 ms; 5,376 KB
testcase_23	WA	-
testcase_24	WA	-
testcase_25	WA	-
testcase_26	WA	-
testcase_27	WA	-
testcase_28	WA	-
testcase_29	WA	-
testcase_30	AC	49 ms; 5,376 KB
testcase_31	AC	50 ms; 5,376 KB
testcase_32	WA	-
testcase_33	WA	-
testcase_34	AC	51 ms; 5,376 KB
testcase_35	AC	51 ms; 5,376 KB
testcase_36	WA	-
testcase_37	AC	50 ms; 5,376 KB
testcase_38	AC	51 ms; 5,376 KB
testcase_39	WA	-
testcase_40	WA	-

コンパイルメッセージ

warning: unnecessary parentheses around type
  --> src/main.rs:75:15
   |
75 | fn readi() -> (i64) {
   |               ^   ^
   |
   = note: `#[warn(unused_parens)]` on by default
help: remove these parentheses
   |
75 - fn readi() -> (i64) {
75 + fn readi() -> i64 {
   |

warning: variable does not need to be mutable
   --> src/main.rs:185:9
    |
185 |     let mut vec: Vec<i64> = read_vec();
    |         ----^^^
    |         |
    |         help: remove this `mut`
    |
    = note: `#[warn(unused_mut)]` on by default

warning: variable does not need to be mutable
   --> src/main.rs:186:9
    |
186 |     let mut rate = vec![261.6, 294.3, 327.0, 348.8, 392.4, 436.0, 490.5];
    |         ----^^^^
    |         |
    |         help: remove this `mut`

warning: variable does not need to be mutable
   --> src/main.rs:209:9
    |
209 |     let mut rs = match res {
    |         ----^^
    |         |
    |         help: remove this `mut`

ソースコード

// -*- coding:utf-8-unix -*-
// #![feature(map_first_last)]
#![allow(dead_code)]
#![allow(unused_imports)]
#![allow(unused_macros)]
use std::any::Any;
use std::cmp::Ordering::*;
use std::collections::*;
use std::convert::*;
use std::convert::{From, Into};
use std::error::Error;
use std::f64::consts::PI;
use std::fmt::Debug;
use std::fmt::Display;
use std::fs::File;
use std::hash::Hash;
use std::io::prelude::*;
use std::io::*;
use std::iter::Filter;
use std::marker::Copy;
use std::mem::*;
use std::ops::Bound::*;
use std::ops::RangeBounds;
use std::ops::{Add, Mul, Neg, Sub};
use std::process;
use std::slice::from_raw_parts;
use std::str;
use std::vec;

const INF: i64 = 1223372036854775807;
const UINF: usize = INF as usize;
// const FINF: f64 = 122337203685.0;
const LINF: i64 = 2147483647;
const FINF: f64 = LINF as f64;
const INF128: i128 = 1223372036854775807000000000000;
// const MOD: i64 = 1000000007;
const MOD: i64 = 998244353;

const MPI: f64 = 3.14159265358979323846264338327950288f64;
// const MOD: i64 = INF;

const UMOD: usize = MOD as usize;
use std::cmp::*;
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);
    };
}

// use str::Chars;

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(),
    )
}

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(),
    )
}

#[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(),
    )
}

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: usize = read();
    let mut vec: Vec<i64> = read_vec();
    let mut rate = vec![261.6, 294.3, 327.0, 348.8, 392.4, 436.0, 490.5];
    let mut size = vec![0; 7];
    for i in 0..7 {
        size[i] = (44100.0 / rate[i] + 0.5) as usize;
    }
    // d!(size);
    let mut diff = INF128;
    let mut res = UINF;
    for i in 0..7 {
        for x in -10..=10 {
            let mut d = 0 as i128;
            for j in 0..n {
                d += (vec[(j + 1000) % n]
                    - vec[(j + 1000) % ((size[i] as i64 + x as i64) as usize)])
                    .abs() as i128;
            }
            if d < diff {
                diff = d;
                res = i;
            }
        }
        // d!(d);
    }
    let mut rs = match res {
        0 => "C4",
        1 => "D4",
        2 => "E4",
        3 => "F4",
        4 => "G4",
        5 => "A4",
        6 => "B4",
        _ => "",
    };
    p!(rs);
    return;
}