結果
問題 | No.1558 Derby Live |
ユーザー | fukafukatani |
提出日時 | 2021-06-25 22:31:09 |
言語 | Rust (1.77.0 + proconio) |
結果 |
TLE
|
実行時間 | - |
コード長 | 3,988 bytes |
コンパイル時間 | 13,809 ms |
コンパイル使用メモリ | 402,376 KB |
実行使用メモリ | 128,696 KB |
最終ジャッジ日時 | 2024-06-25 08:35:48 |
合計ジャッジ時間 | 20,394 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge3 |
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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 |
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testcase_00 | TLE | - |
testcase_01 | -- | - |
testcase_02 | -- | - |
testcase_03 | -- | - |
testcase_04 | -- | - |
testcase_05 | -- | - |
testcase_06 | -- | - |
testcase_07 | -- | - |
testcase_08 | -- | - |
testcase_09 | -- | - |
testcase_10 | -- | - |
testcase_11 | -- | - |
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testcase_14 | -- | - |
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testcase_16 | -- | - |
testcase_17 | -- | - |
testcase_18 | -- | - |
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testcase_20 | -- | - |
testcase_21 | -- | - |
testcase_22 | -- | - |
testcase_23 | -- | - |
testcase_24 | -- | - |
testcase_25 | -- | - |
testcase_26 | -- | - |
testcase_27 | -- | - |
testcase_28 | -- | - |
testcase_29 | -- | - |
testcase_30 | -- | - |
testcase_31 | -- | - |
testcase_32 | -- | - |
testcase_33 | -- | - |
testcase_34 | -- | - |
コンパイルメッセージ
warning: type `mat` should have an upper camel case name --> src/main.rs:71:6 | 71 | type mat = Vec<Vec<i64>>; | ^^^ help: convert the identifier to upper camel case: `Mat` | = note: `#[warn(non_camel_case_types)]` on by default warning: unused variable: `i` --> src/main.rs:22:9 | 22 | for i in 0..q { | ^ help: if this is intentional, prefix it with an underscore: `_i` | = note: `#[warn(unused_variables)]` on by default
ソースコード
#![allow(unused_imports)] use std::cmp::*; use std::collections::*; use std::io::Write; use std::ops::Bound::*; #[allow(unused_macros)] macro_rules! debug { ($($e:expr),*) => { #[cfg(debug_assertions)] $({ let (e, mut err) = (stringify!($e), std::io::stderr()); writeln!(err, "{} = {:?}", e, $e).unwrap() })* }; } fn main() { let v = read_vec::<usize>(); let (n, m, q) = (v[0], v[1], v[2]); let mut queries = vec![]; for i in 0..q { queries.push(read_vec::<usize>()); } let mut init = mat_zeros(n, n); for i in 0..n { init[i][i] = 1; } let mut seg = SegTree::new(m, init, matmul); for ref query in queries { match query[0] { 1 => { let d = query[1] - 1; let p = query[2..].iter().map(|&x| x - 1).collect::<Vec<_>>(); let mut mat = mat_zeros(n, n); for i in 0..n { mat[i][p[i]] = 1; } seg.update(d, mat); } 2 => { let s = query[1] - 1; let m = seg.query(0, s + 1); for i in 0..n { for j in 0..n { if m[j][i] == 1 { print!("{} ", j + 1); } } } println!(""); } _ => { let (l, r) = (query[1] - 1, query[2] - 1); let m = seg.query(l, r + 1); let mut ans = 0; for i in 0..n { for j in 0..n { if m[j][i] == 1 { ans += (i as i64 - j as i64).abs(); } } } println!("{}", ans); } } } } type mat = Vec<Vec<i64>>; fn mat_zeros(n: usize, m: usize) -> mat { vec![vec![0i64; m]; n] } fn matmul(a: &mat, b: &mat) -> mat { let mut c = mat_zeros(a.len(), b[0].len()); for i in 0..a.len() { for k in 0..b.len() { for j in 0..b[0].len() { c[i][j] += a[i][k] * b[k][j]; } } } c } 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() } fn read_vec<T: std::str::FromStr>() -> Vec<T> { read::<String>() .split_whitespace() .map(|e| e.parse().ok().unwrap()) .collect() } #[derive(Clone)] struct SegTree<T, F> where F: Fn(&T, &T) -> T, T: std::clone::Clone, { n: usize, dat: Vec<T>, init: T, functor: F, } impl<T, F> SegTree<T, F> where F: Fn(&T, &T) -> T, T: std::clone::Clone, { fn new(n: usize, init: T, f: F) -> SegTree<T, F> { let mut m = 1; // For simplicity, we use 2 ** n sized SegTree. while m < n { m *= 2; } SegTree { n: m, dat: vec![init.clone(); 2 * m - 1], init: init.clone(), functor: f, } } // dat[k] = a; fn update(&mut self, k: usize, a: T) { let mut k = k; k += self.n - 1; self.dat[k] = a; while k > 0 { k = (k - 1) / 2; self.dat[k] = (self.functor)(&self.dat[k * 2 + 1], &self.dat[k * 2 + 2]); } } // [a, b) fn query(&self, a: usize, b: usize) -> T { self.query_inner(a, b, 0, 0, self.n) } fn query_inner(&self, a: usize, b: usize, k: usize, l: usize, r: usize) -> T { if r <= a || b <= l { return self.init.clone(); } if a <= l && r <= b { return self.dat[k].clone(); } let vl = self.query_inner(a, b, k * 2 + 1, l, (l + r) / 2); let vr = self.query_inner(a, b, k * 2 + 2, (l + r) / 2, r); (self.functor)(&vl, &vr) } }