結果
問題 | No.866 レベルKの正方形 |
ユーザー | koba-e964 |
提出日時 | 2021-11-08 22:44:36 |
言語 | Rust (1.77.0 + proconio) |
結果 |
TLE
|
実行時間 | - |
コード長 | 3,537 bytes |
コンパイル時間 | 14,038 ms |
コンパイル使用メモリ | 378,372 KB |
実行使用メモリ | 431,488 KB |
最終ジャッジ日時 | 2024-11-17 00:38:02 |
合計ジャッジ時間 | 114,872 ms |
ジャッジサーバーID (参考情報) |
judge5 / 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
431,360 KB |
testcase_01 | AC | 1 ms
10,496 KB |
testcase_02 | AC | 1 ms
431,360 KB |
testcase_03 | AC | 1 ms
10,496 KB |
testcase_04 | AC | 1 ms
431,360 KB |
testcase_05 | AC | 1 ms
431,360 KB |
testcase_06 | AC | 1 ms
431,360 KB |
testcase_07 | AC | 0 ms
431,360 KB |
testcase_08 | TLE | - |
testcase_09 | TLE | - |
testcase_10 | TLE | - |
testcase_11 | TLE | - |
testcase_12 | TLE | - |
testcase_13 | TLE | - |
testcase_14 | TLE | - |
testcase_15 | TLE | - |
testcase_16 | TLE | - |
testcase_17 | TLE | - |
testcase_18 | TLE | - |
testcase_19 | TLE | - |
testcase_20 | TLE | - |
testcase_21 | TLE | - |
testcase_22 | AC | 1 ms
5,248 KB |
testcase_23 | AC | 1 ms
5,248 KB |
testcase_24 | AC | 1 ms
431,360 KB |
ソースコード
#[allow(unused_imports)] use std::cmp::*; #[allow(unused_imports)] use std::collections::*; // 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() { input! { h: usize, w: usize, k: usize, c: [chars; h], } let mut acc = vec![vec![vec![0; w + 1]; h + 1]; 26]; for u in 0..26 { for i in 0..h { for j in 0..w { acc[u][i + 1][j + 1] = acc[u][i + 1][j] + acc[u][i][j + 1] - acc[u][i][j] + if c[i][j] as u8 - b'a' == u as u8 { 1 } else { 0 }; } } } let mut tot = 0; for i in 0..h { for j in 0..w { let mut pass = 0; let mut fail = min(w - j, h - i) + 1; while fail - pass > 1 { let mid = (fail + pass) / 2; let mut ans = 0; for u in 0..26 { if acc[u][i + mid][j + mid] - acc[u][i][j + mid] - acc[u][i + mid][j] + acc[u][i][j] > 0 { ans += 1; } } if ans < k { pass = mid; } else { fail = mid; } } let lb = fail; let mut fail = min(w - j, h - i) + 1; while fail - pass > 1 { let mid = (fail + pass) / 2; let mut ans = 0; for u in 0..26 { if acc[u][i + mid][j + mid] - acc[u][i][j + mid] - acc[u][i + mid][j] + acc[u][i][j] > 0 { ans += 1; } } if ans <= k { pass = mid; } else { fail = mid; } } let ub = fail; if lb < ub { tot += (ub - lb) as i64; } } } println!("{}", tot); }