結果
問題 | No.2002 Range Swap Query |
ユーザー | koba-e964 |
提出日時 | 2022-07-08 22:36:52 |
言語 | Rust (1.77.0 + proconio) |
結果 |
AC
|
実行時間 | 242 ms / 2,000 ms |
コード長 | 3,161 bytes |
コンパイル時間 | 12,865 ms |
コンパイル使用メモリ | 376,748 KB |
実行使用メモリ | 50,176 KB |
最終ジャッジ日時 | 2024-06-08 17:58:39 |
合計ジャッジ時間 | 16,720 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge4 |
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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 | 2 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
5,376 KB |
testcase_05 | AC | 1 ms
5,376 KB |
testcase_06 | AC | 1 ms
5,376 KB |
testcase_07 | AC | 1 ms
5,376 KB |
testcase_08 | AC | 3 ms
5,376 KB |
testcase_09 | AC | 3 ms
5,376 KB |
testcase_10 | AC | 1 ms
5,376 KB |
testcase_11 | AC | 3 ms
5,376 KB |
testcase_12 | AC | 242 ms
50,048 KB |
testcase_13 | AC | 214 ms
50,176 KB |
testcase_14 | AC | 210 ms
50,048 KB |
testcase_15 | AC | 203 ms
48,512 KB |
testcase_16 | AC | 94 ms
36,352 KB |
testcase_17 | AC | 188 ms
50,048 KB |
testcase_18 | AC | 70 ms
20,660 KB |
testcase_19 | AC | 162 ms
42,240 KB |
testcase_20 | AC | 58 ms
25,296 KB |
testcase_21 | AC | 45 ms
17,024 KB |
ソースコード
#[allow(unused_imports)] use std::cmp::*; #[allow(unused_imports)] use std::collections::*; use std::io::{Write, BufWriter}; // https://qiita.com/tanakh/items/0ba42c7ca36cd29d0ac8 macro_rules! input { ($($r:tt)*) => { let stdin = std::io::stdin(); let mut bytes = std::io::Read::bytes(std::io::BufReader::new(stdin.lock())); let mut next = move || -> String{ bytes.by_ref().map(|r|r.unwrap() as char) .skip_while(|c|c.is_whitespace()) .take_while(|c|!c.is_whitespace()) .collect() }; input_inner!{next, $($r)*} }; } macro_rules! input_inner { ($next:expr) => {}; ($next:expr,) => {}; ($next:expr, $var:ident : $t:tt $($r:tt)*) => { let $var = read_value!($next, $t); input_inner!{$next $($r)*} }; } macro_rules! read_value { ($next:expr, ( $($t:tt),* )) => { ($(read_value!($next, $t)),*) }; ($next:expr, [ $t:tt ; $len:expr ]) => { (0..$len).map(|_| read_value!($next, $t)).collect::<Vec<_>>() }; ($next:expr, chars) => { read_value!($next, String).chars().collect::<Vec<char>>() }; ($next:expr, usize1) => (read_value!($next, usize) - 1); ($next:expr, [ $t:tt ]) => {{ let len = read_value!($next, usize); read_value!($next, [$t; len]) }}; ($next:expr, $t:ty) => ($next().parse::<$t>().expect("Parse error")); } trait Change { fn chmax(&mut self, x: Self); fn chmin(&mut self, x: Self); } impl<T: PartialOrd> Change for T { fn chmax(&mut self, x: T) { if *self < x { *self = x; } } fn chmin(&mut self, x: T) { if *self > x { *self = x; } } } fn main() { // In order to avoid potential stack overflow, spawn a new thread. let stack_size = 104_857_600; // 100 MB let thd = std::thread::Builder::new().stack_size(stack_size); thd.spawn(|| solve()).unwrap().join().unwrap(); } fn solve() { let out = std::io::stdout(); let mut out = BufWriter::new(out.lock()); macro_rules! puts {($($format:tt)*) => (let _ = write!(out,$($format)*););} #[allow(unused)] macro_rules! putvec { ($v:expr) => { for i in 0..$v.len() { puts!("{}{}", $v[i], if i + 1 == $v.len() {"\n"} else {" "}); } } } input! { n: usize, k: usize, q: usize, ab: [(usize1, usize1); k], lrx: [(usize1, usize, usize1); q], } let mut que = vec![vec![]; k + 1]; for i in 0..q { let (l, r, x) = lrx[i]; que[r].push((l, x, i)); } let mut p: Vec<usize> = (0..n).collect(); let mut invp: Vec<usize> = (0..n).collect(); let mut que2 = vec![vec![]; k + 1]; for i in 0..k { let (a, b) = ab[i]; p.swap(a, b); for &(l, x, idx) in &que[i + 1] { que2[l].push((p[x], idx)); } } p = (0..n).collect(); let mut ans = vec![0; q]; for i in 0..k { for &(x, idx) in &que2[i] { ans[idx] = invp[x]; } let (a, b) = ab[i]; p.swap(a, b); invp.swap(p[a], p[b]); } for v in ans { puts!("{}\n", v + 1); } }