結果
| 問題 | No.1331 Moving Penguin |
| ユーザー |
 Moss_Local
|
| 提出日時 | 2021-01-09 12:23:53 |
| 言語 | Rust (1.83.0 + proconio) |
| 結果 |
AC
|
| 実行時間 | 208 ms / 1,500 ms |
| コード長 | 5,414 bytes |
| コンパイル時間 | 13,751 ms |
| コンパイル使用メモリ | 378,788 KB |
| 実行使用メモリ | 5,248 KB |
| 最終ジャッジ日時 | 2024-11-07 15:03:34 |
| 合計ジャッジ時間 | 22,939 ms |
|
ジャッジサーバーID （参考情報） |
judge4 / judge3 |
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| ファイルパターン | 結果 |
|---|---|
| other | AC * 49 |
コンパイルメッセージ
warning: unnecessary parentheses around type
--> src/main.rs:42:15
|
42 | fn readi() -> (i64) {
| ^ ^
|
= note: `#[warn(unused_parens)]` on by default
help: remove these parentheses
|
42 - fn readi() -> (i64) {
42 + fn readi() -> i64 {
|
ソースコード
// -*- coding:utf-8-unix -*-#![allow(dead_code)]#![allow(unused_imports)]use std::cmp::Ordering::*;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};const INF: i64 = 1223372036854775807;const MEM_SIZE: usize = 202020;const MOD: i64 = 1000000007;// const MOD: i64 = 998244353;use std::cmp::*;use std::collections::*;use std::io::stdin;use std::io::stdout;use std::io::Write;use btree_map::{Keys, Values};// 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 readin() -> (usize, char) {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::<char>().unwrap(),)}fn solve() {let n: usize = read();let vec: Vec<usize> = read_vec();let mut dp = vec![0; n + 1];dp[0] = 1;let m = (n as f64).sqrt() as usize;let mut sum = vec![vec![0 as usize; (m + 1) as usize]; (m + 1) as usize];for i in 0..n {if i != 0 {if vec[i - 1] > 1 {dp[i] += dp[i - 1];dp[i] %= MOD as usize;}}for j in 1..=m {dp[i] += sum[j][i % j];dp[i] %= MOD as usize;}if vec[i] <= m {sum[vec[i]][i % vec[i]] += dp[i];sum[vec[i]][i % vec[i]] %= MOD as usize;} else {let mut p = i + vec[i];while p < n {dp[p] += dp[i];dp[p] %= MOD as usize;p += vec[i];}}}// println!("{:?}", dp);println!("{:?}", dp[n - 1]);return;}fn main() {solve()}