結果

問題 No.1702 count good string
ユーザー Moss_Local
提出日時 2021-10-08 22:35:05
言語 Rust
(1.83.0 + proconio)
結果
AC  
実行時間 3 ms / 2,000 ms
コード長 6,621 bytes
コンパイル時間 13,039 ms
コンパイル使用メモリ 379,248 KB
実行使用メモリ 5,376 KB
最終ジャッジ日時 2024-07-23 05:35:21
合計ジャッジ時間 14,217 ms
ジャッジサーバーID
(参考情報)
judge2 / judge4
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
sample AC * 3
other AC * 47
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:115:15
    |
115 | fn readi() -> (i64) {
    |               ^   ^
    |
    = note: `#[warn(unused_parens)]` on by default
help: remove these parentheses
    |
115 - fn readi() -> (i64) {
115 + fn readi() -> i64 {
    |

warning: variable does not need to be mutable
   --> src/main.rs:227:9
    |
227 |     let mut v: Vec<char> = s.chars().collect();
    |         ----^
    |         |
    |         help: remove this `mut`
    |
    = note: `#[warn(unused_mut)]` on by default

ソースコード

diff #
プレゼンテーションモードにする

// -*- coding:utf-8-unix -*-
// #![feature(map_first_last)]
#![allow(dead_code)]
#![allow(unused_imports)]
#![allow(unused_macros)]
use std::arch::x86_64::_XCR_XFEATURE_ENABLED_MASK;
use std::cmp::Ordering::*;
use std::collections::*;
use std::convert::*;
use std::convert::{From, Into};
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::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};
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!("{:?}", $x);
};
}
macro_rules! chmin {
($base:expr, $($cmps:expr),+ $(,)*) => {{
let cmp_min = min!($($cmps),+);
if $base > cmp_min {
$base = cmp_min;
true
} else {
false
}
}};
}
macro_rules! chmax {
($base:expr, $($cmps:expr),+ $(,)*) => {{
let cmp_max = max!($($cmps),+);
if $base < cmp_max {
$base = cmp_max;
true
} else {
false
}
}};
}
macro_rules! min {
($a:expr $(,)*) => {{
$a
}};
($a:expr, $b:expr $(,)*) => {{
std::cmp::min($a, $b)
}};
($a:expr, $($rest:expr),+ $(,)*) => {{
std::cmp::min($a, min!($($rest),+))
}};
}
macro_rules! max {
($a:expr $(,)*) => {{
$a
}};
($a:expr, $b:expr $(,)*) => {{
std::cmp::max($a, $b)
}};
($a:expr, $($rest:expr),+ $(,)*) => {{
std::cmp::max($a, max!($($rest),+))
}};
}
// 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_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(),
)
}
#[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 s: String = read();
let mut v: Vec<char> = s.chars().collect();
let mut dp = vec![0; 20];
dp[0] = 1;
for i in 0..n {
let x = match v[i] {
'y' => 1,
'u' => 2,
'k' => 3,
'i' => 4,
'c' => 5,
'o' => 6,
'd' => 7,
'e' => 8,
'r' => 9,
'?' => 10,
_ => UINF,
};
if x < 10 {
dp[x] += dp[x - 1];
dp[x] %= UMOD;
dp[x + 10] += dp[x + 10 - 1];
dp[x + 10] %= UMOD;
} else if x == 10 {
for ii in (0..9).rev() {
dp[ii + 1 + 10] += dp[ii];
dp[ii + 1 + 10] %= UMOD;
}
}
// d!(dp);
}
println!("{:?}", (dp[9] + dp[19]) % UMOD);
return;
}
fn main() {
solve();
return;
}
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