結果
問題 | No.1340 おーじ君をさがせ |
ユーザー | Moss_Local |
提出日時 | 2021-01-15 23:01:56 |
言語 | Rust (1.83.0 + proconio) |
結果 |
AC
|
実行時間 | 1,440 ms / 2,000 ms |
コード長 | 9,121 bytes |
コンパイル時間 | 13,612 ms |
コンパイル使用メモリ | 393,468 KB |
実行使用メモリ | 5,248 KB |
最終ジャッジ日時 | 2024-11-27 23:19:35 |
合計ジャッジ時間 | 33,545 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge2 |
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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
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 | AC | 1 ms
5,248 KB |
testcase_07 | AC | 1 ms
5,248 KB |
testcase_08 | AC | 1 ms
5,248 KB |
testcase_09 | AC | 1 ms
5,248 KB |
testcase_10 | AC | 2 ms
5,248 KB |
testcase_11 | AC | 221 ms
5,248 KB |
testcase_12 | AC | 40 ms
5,248 KB |
testcase_13 | AC | 189 ms
5,248 KB |
testcase_14 | AC | 565 ms
5,248 KB |
testcase_15 | AC | 436 ms
5,248 KB |
testcase_16 | AC | 30 ms
5,248 KB |
testcase_17 | AC | 136 ms
5,248 KB |
testcase_18 | AC | 251 ms
5,248 KB |
testcase_19 | AC | 11 ms
5,248 KB |
testcase_20 | AC | 3 ms
5,248 KB |
testcase_21 | AC | 256 ms
5,248 KB |
testcase_22 | AC | 734 ms
5,248 KB |
testcase_23 | AC | 257 ms
5,248 KB |
testcase_24 | AC | 1,384 ms
5,248 KB |
testcase_25 | AC | 23 ms
5,248 KB |
testcase_26 | AC | 16 ms
5,248 KB |
testcase_27 | AC | 10 ms
5,248 KB |
testcase_28 | AC | 38 ms
5,248 KB |
testcase_29 | AC | 3 ms
5,248 KB |
testcase_30 | AC | 287 ms
5,248 KB |
testcase_31 | AC | 1,440 ms
5,248 KB |
testcase_32 | AC | 1,283 ms
5,248 KB |
testcase_33 | AC | 1,262 ms
5,248 KB |
testcase_34 | AC | 1,196 ms
5,248 KB |
testcase_35 | AC | 1,288 ms
5,248 KB |
testcase_36 | AC | 1 ms
5,248 KB |
testcase_37 | AC | 2 ms
5,248 KB |
testcase_38 | AC | 1,412 ms
5,248 KB |
testcase_39 | AC | 336 ms
5,248 KB |
testcase_40 | AC | 315 ms
5,248 KB |
testcase_41 | AC | 316 ms
5,248 KB |
testcase_42 | AC | 1 ms
5,248 KB |
testcase_43 | AC | 1 ms
5,248 KB |
testcase_44 | AC | 2 ms
5,248 KB |
testcase_45 | AC | 1 ms
5,248 KB |
testcase_46 | AC | 242 ms
5,248 KB |
testcase_47 | AC | 264 ms
5,248 KB |
testcase_48 | AC | 292 ms
5,248 KB |
testcase_49 | AC | 308 ms
5,248 KB |
testcase_50 | AC | 330 ms
5,248 KB |
testcase_51 | AC | 331 ms
5,248 KB |
testcase_52 | AC | 635 ms
5,248 KB |
testcase_53 | AC | 634 ms
5,248 KB |
testcase_54 | AC | 638 ms
5,248 KB |
testcase_55 | AC | 453 ms
5,248 KB |
testcase_56 | AC | 1 ms
5,248 KB |
testcase_57 | AC | 1 ms
5,248 KB |
testcase_58 | AC | 1 ms
5,248 KB |
testcase_59 | AC | 149 ms
5,248 KB |
testcase_60 | AC | 1 ms
5,248 KB |
testcase_61 | AC | 169 ms
5,248 KB |
コンパイルメッセージ
warning: unnecessary parentheses around type --> src/main.rs:43:15 | 43 | fn readi() -> (i64) { | ^ ^ | = note: `#[warn(unused_parens)]` on by default help: remove these parentheses | 43 - fn readi() -> (i64) { 43 + fn readi() -> i64 { | warning: unused variable: `i` --> src/main.rs:307:9 | 307 | for i in 0..m { | ^ 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:314:9 | 314 | let mut r = x.pow(t as u64, INF); | ----^ | | | help: remove this `mut` | = note: `#[warn(unused_mut)]` on by default warning: variable `K` should have a snake case name --> src/main.rs:183:17 | 183 | let K = self.n(); | ^ help: convert the identifier to snake case (notice the capitalization): `k` | = note: `#[warn(non_snake_case)]` on by default warning: variable `M` should have a snake case name --> src/main.rs:184:17 | 184 | let M = self.m(); | ^ help: convert the identifier to snake case: `m` warning: variable `N` should have a snake case name --> src/main.rs:185:17 | 185 | let N = other.n(); | ^ help: convert the identifier to snake case: `n` warning: variable `K` should have a snake case name --> src/main.rs:250:17 | 250 | let K = self.n(); | ^ help: convert the identifier to snake case (notice the capitalization): `k` warning: variable `M` should have a snake case name --> src/main.rs:251:17 | 251 | let M = self.m(); | ^ help: convert the identifier to snake case: `m` warning: variable `N` should have a snake case name --> src/main.rs:252:17 | 252 | let N = other.n(); | ^ help: convert the ide
ソースコード
// -*- coding:utf-8-unix -*-#![allow(dead_code)]#![allow(unused_imports)]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 INF: i64 = 2147483647;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(),)}pub mod matrix {#[derive(Clone)]pub struct Matrix {pub v: Vec<Vec<i64>>,}impl Matrix {pub fn identity(n: usize) -> Self {let mut v = vec![vec![0; n]; n];for i in 0..n {v[i][i] = 1;}Matrix { v: v }}pub fn m(&self) -> usize {self.v.len()}pub fn n(&self) -> usize {self.v[0].len()}pub fn mul_rem(&self, other: &Self, mo: i64) -> Self {assert!(self.n() == other.m());let K = self.n();let M = self.m();let N = other.n();let mut r = vec![vec![0; N]; M];for i in 0..M {for j in 0..N {let mut v = 0;for k in 0..K {v += self.v[i][k] & other.v[k][j] % mo;v %= mo;}if v > 0 {v = 1;}r[i][j] = v;}}Matrix { v: r }}pub fn pow(&self, k: u64, mo: i64) -> Self {assert!(self.m() == self.n());let mut k = k;let mut x = Self::identity(self.m());let mut y = self.clone();while k > 0 {if k & 1 > 0 {x = y.clone() * x;x %= mo;}y = y.mul_rem(&y, mo);y %= mo;k >>= 1;}x}}use std::ops::*;impl Add for Matrix {type Output = Self;fn add(self, other: Self) -> Self {let mut r = self.v.clone();for i in 0..self.m() {for j in 0..self.n() {r[i][j] += other.v[i][j];}}Matrix { v: r }}}impl Sub for Matrix {type Output = Self;fn sub(self, other: Self) -> Self {let mut r = self.v.clone();for i in 0..self.m() {for j in 0..self.n() {r[i][j] -= other.v[i][j];}}Matrix { v: r }}}impl Mul for Matrix {type Output = Self;fn mul(self, other: Self) -> Self {assert!(self.n() == other.m());let K = self.n();let M = self.m();let N = other.n();let mut r = vec![vec![0; N]; M];for i in 0..M {for j in 0..N {let mut v = 0;for k in 0..K {v += self.v[i][k] & other.v[k][j];if v > 0 {v = 1;}}if v > 0 {v = 1;}r[i][j] = v;}}Matrix { v: r }}}impl Rem<i64> for Matrix {type Output = Self;fn rem(self, mo: i64) -> Self {let mut r = self.v.clone();for i in 0..self.m() {for j in 0..self.n() {r[i][j] %= mo;}}Matrix { v: r }}}impl RemAssign<i64> for Matrix {fn rem_assign(&mut self, mo: i64) {for i in 0..self.m() {for j in 0..self.n() {self.v[i][j] %= mo;}}}}}pub type Matrix = matrix::Matrix;fn solve() {// let (mut a, mut b, mut c) = readuuu();// a += 100;[]// let (n, m, t) = readuuu();let vec: Vec<u64> = read_vec();let n = vec[0] as usize;let m = vec[1] as usize;let t = vec[2] as u64;let mut vv = vec![vec![0 as i64; (n) as usize]; (n) as usize];for i in 0..m {let (a, b) = readuu();vv[a][b] = 1;}let x = Matrix { v: vv };// let x3 = x.clone() * x.clone() * x.clone();// assert_eq!(x.pow(3, std::i64::MAX).v, x3.v);let mut r = x.pow(t as u64, INF);let mut res = 0 as usize;for i in 0..1 {for j in 0..n {if r.v[i][j] >= 1 {res += 1;}}}// let mut y = Matrix { v: vv };// println!("{:?}", r.v);if t == 0 {println!("{:?}", 1);return;}println!("{:?}", res);return;}fn main() {solve()}