#792375 (Rust) No.2056 非力なレッド

• 問題: No.2056 非力なレッド
• ユーザー: Moss_Local
• 提出日時: 2022-08-26 21:24:52
• 言語: Rust (1.77.0 + proconio)
• 結果: WA
• 実行時間: -
• コード長: 5,027 bytes
• コンパイル時間: 14,407 ms
• コンパイル使用メモリ: 379,160 KB
• 実行使用メモリ: 6,540 KB
• 最終ジャッジ日時: 2024-10-13 21:47:06
• 合計ジャッジ時間: 15,477 ms
• ジャッジサーバーID （参考情報）: judge2 / judge5

入力	結果	実行時間; 実行使用メモリ
testcase_00	AC	1 ms; 5,248 KB
testcase_01	AC	1 ms; 5,248 KB
testcase_02	AC	1 ms; 5,248 KB
testcase_03	AC	1 ms; 5,248 KB
testcase_04	AC	1 ms; 5,248 KB
testcase_05	AC	1 ms; 5,248 KB
testcase_06	WA	-
testcase_07	WA	-
testcase_08	WA	-
testcase_09	WA	-
testcase_10	AC	1 ms; 5,248 KB
testcase_11	AC	1 ms; 5,248 KB
testcase_12	WA	-
testcase_13	AC	10 ms; 5,248 KB
testcase_14	WA	-
testcase_15	AC	10 ms; 5,248 KB
testcase_16	AC	2 ms; 5,248 KB
testcase_17	WA	-
testcase_18	AC	1 ms; 5,248 KB
testcase_19	AC	2 ms; 5,248 KB
testcase_20	AC	13 ms; 5,708 KB
testcase_21	AC	3 ms; 5,248 KB
testcase_22	WA	-
testcase_23	WA	-
testcase_24	AC	5 ms; 5,248 KB
testcase_25	AC	13 ms; 5,624 KB
testcase_26	AC	14 ms; 5,868 KB
testcase_27	AC	14 ms; 5,648 KB
testcase_28	AC	17 ms; 6,412 KB
testcase_29	AC	17 ms; 6,412 KB
testcase_30	AC	17 ms; 6,408 KB
testcase_31	AC	17 ms; 6,284 KB
testcase_32	AC	16 ms; 6,540 KB
testcase_33	AC	16 ms; 6,412 KB
testcase_34	WA	-
testcase_35	AC	16 ms; 6,412 KB
testcase_36	WA	-
testcase_37	WA	-
testcase_38	AC	1 ms; 5,248 KB
testcase_39	AC	1 ms; 5,248 KB
testcase_40	WA	-

コンパイルメッセージ

warning: unnecessary parentheses around type
  --> src/main.rs:73:15
   |
73 | fn readi() -> (i64) {
   |               ^   ^
   |
   = note: `#[warn(unused_parens)]` on by default
help: remove these parentheses
   |
73 - fn readi() -> (i64) {
73 + fn readi() -> i64 {
   |

warning: variable does not need to be mutable
   --> src/main.rs:173:9
    |
173 |     let mut a: Vec<usize> = read_vec();
    |         ----^
    |         |
    |         help: remove this `mut`
    |
    = note: `#[warn(unused_mut)]` on by default

ソースコード

// -*- coding:utf-8-unix -*-
// #![feature(map_first_last)]
#![allow(dead_code)]
#![allow(unused_imports)]
#![allow(unused_macros)]
use core::num;
use std::any::Any;
use std::cmp::Ordering::*;
use std::collections::btree_map::Values;
use std::collections::*;
use std::convert::*;
use std::convert::{From, Into};
use std::error::Error;
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::iter::FromIterator;
use std::marker::Copy;
use std::mem::*;
use std::ops::BitAnd;
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 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 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);
    };
}

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(),
    )
}

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, x, m) = readuuu();
    let mut a: Vec<usize> = read_vec();
    let mut used = 0;
    let mut mp = m;
    for i in 0..n {
        let cost = i + 1;
        let mut cnt = 0;
        let mut val = a[i];
        for _ in 0..used {
            val /= 2;
        }
        while val >= x {
            val /= 2;
            cnt += 1;
        }
        let c = cost * cnt;
        if c > mp {
            p!("No");
            return;
        }
        used += cnt;
        mp -= c;
    }
    p!("Yes");
    return;
}