#659783 (Rust) No.1512 作文

提出ソース

結果

問題	No.1512 作文
ユーザー	Moss_Local
提出日時	2021-05-22 06:48:41
言語	Rust (1.77.0 + proconio)
結果	AC
実行時間	142 ms / 2,000 ms
コード長	5,730 bytes
コンパイル時間	14,071 ms
コンパイル使用メモリ	392,868 KB
実行使用メモリ	23,740 KB
最終ジャッジ日時	2024-10-10 10:46:51
合計ジャッジ時間	15,237 ms
ジャッジサーバーID （参考情報）	judge3 / judge5

このコードへのチャレンジ
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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 6,820 KB
testcase_01	AC	1 ms 6,820 KB
testcase_02	AC	1 ms 6,816 KB
testcase_03	AC	1 ms 6,816 KB
testcase_04	AC	80 ms 14,840 KB
testcase_05	AC	82 ms 14,844 KB
testcase_06	AC	83 ms 14,884 KB
testcase_07	AC	86 ms 14,852 KB
testcase_08	AC	84 ms 14,864 KB
testcase_09	AC	1 ms 6,816 KB
testcase_10	AC	1 ms 6,816 KB
testcase_11	AC	1 ms 6,816 KB
testcase_12	AC	1 ms 6,816 KB
testcase_13	AC	2 ms 6,816 KB
testcase_14	AC	13 ms 6,820 KB
testcase_15	AC	12 ms 6,816 KB
testcase_16	AC	13 ms 6,820 KB
testcase_17	AC	13 ms 6,816 KB
testcase_18	AC	13 ms 6,820 KB
testcase_19	AC	13 ms 6,820 KB
testcase_20	AC	13 ms 6,820 KB
testcase_21	AC	1 ms 6,820 KB
testcase_22	AC	1 ms 6,816 KB
testcase_23	AC	1 ms 6,820 KB
testcase_24	AC	1 ms 6,816 KB
testcase_25	AC	1 ms 6,820 KB
testcase_26	AC	1 ms 6,816 KB
testcase_27	AC	1 ms 6,816 KB
testcase_28	AC	1 ms 6,816 KB
testcase_29	AC	1 ms 6,820 KB
testcase_30	AC	1 ms 6,820 KB
testcase_31	AC	1 ms 6,816 KB
testcase_32	AC	1 ms 6,820 KB
testcase_33	AC	1 ms 6,816 KB
testcase_34	AC	1 ms 6,816 KB
testcase_35	AC	2 ms 6,820 KB
testcase_36	AC	3 ms 6,816 KB
testcase_37	AC	2 ms 6,816 KB
testcase_38	AC	2 ms 6,816 KB
testcase_39	AC	2 ms 6,816 KB
testcase_40	AC	142 ms 23,740 KB
testcase_41	AC	55 ms 23,680 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: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`
   --> src/main.rs:179:9
    |
179 |     for i in 0..n {
    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
    |
    = note: `#[warn(unused_variables)]` on by default

warning: variable does not need to be mutable
   --> src/main.rs:186:13
    |
186 |         let mut v: Vec<char> = s.chars().collect();
    |             ----^
    |             |
    |             help: remove this `mut`
    |
    = note: `#[warn(unused_mut)]` on by default

warning: variable does not need to be mutable
   --> src/main.rs:203:17
    |
203 |             let mut num = data[i][j].len();
    |                 ----^^^
    |                 |
    |                 help: remove this `mut`

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 std::collections::*;
use std::convert::*;
use std::convert::{From, Into};
use std::fmt::Debug;
use std::fs::File;
use std::io::prelude::*;
use std::io::*;
use std::marker::Copy;
use std::mem::*;
use std::ops::Bound::*;
use std::ops::{Add, Mul, Neg, Sub};
use std::str;
use std::vec;
use std::{cmp, process::Output};
use std::{cmp::Ordering, env::consts::DLL_PREFIX};
use std::{cmp::Ordering::*, f32::consts::PI};

const INF: i64 = 1223372036854775807;
const UINF: usize = INF as usize;
const FINF: f64 = 122337203685.0;
const INF128: i128 = 1223372036854775807000000000000;
const LINF: i64 = 2147483647;
const MOD: i64 = 1000000007;
// const MOD: i64 = 998244353;
// 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);
    };
}
macro_rules! dd {
    (x:expr) => {
        dbg!(x);
    };
}

// use str::Chars;

// 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_vec2<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(),
    )
}

#[allow(dead_code)]
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 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 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(),
    )
}

fn solve() {
    let n: usize = read();
    let mut data = vec![vec![vec!['x'; 0]; 0]; 26];
    let mut sv = vec![];
    for i in 0..n {
        let s: String = read();
        sv.push(s);
    }
    sv.sort();
    for i in 0..n {
        let s = sv[i].clone();
        let mut v: Vec<char> = s.chars().collect();
        let mut flg = true;
        for k in 0..v.len() - 1 {
            if v[k + 1] < v[k] {
                flg = false;
            }
        }
        if !flg {
            continue;
        }
        let idx = v[0] as usize - 'a' as usize;
        data[idx].push(v);
    }

    let mut dp = vec![0; 26];
    for i in 0..26 {
        for j in 0..data[i].len() {
            let mut num = data[i][j].len();
            let fc = data[i][j][0] as usize - 'a' as usize;
            let lc = *data[i][j].last().unwrap() as usize - 'a' as usize;
            dp[lc] = max(dp[lc], dp[fc] + num);
        }
        // d!(dp.clone());
        for i in 0..25 {
            dp[i + 1] = max(dp[i + 1], dp[i]);
        }
    }
    println!("{:?}", dp[25]);

    return;
}

fn main() {
    solve();
}

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