結果
問題 | No.1045 直方体大学 |
ユーザー | ziita |
提出日時 | 2020-05-02 14:21:18 |
言語 | Rust (1.77.0 + proconio) |
結果 |
AC
|
実行時間 | 325 ms / 2,000 ms |
コード長 | 4,133 bytes |
コンパイル時間 | 11,981 ms |
コンパイル使用メモリ | 395,992 KB |
実行使用メモリ | 26,496 KB |
最終ジャッジ日時 | 2024-06-09 12:29:17 |
合計ジャッジ時間 | 15,999 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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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
6,816 KB |
testcase_01 | AC | 1 ms
6,812 KB |
testcase_02 | AC | 1 ms
6,812 KB |
testcase_03 | AC | 1 ms
6,940 KB |
testcase_04 | AC | 1 ms
6,940 KB |
testcase_05 | AC | 3 ms
6,940 KB |
testcase_06 | AC | 3 ms
6,940 KB |
testcase_07 | AC | 3 ms
6,944 KB |
testcase_08 | AC | 320 ms
26,368 KB |
testcase_09 | AC | 316 ms
26,368 KB |
testcase_10 | AC | 295 ms
26,368 KB |
testcase_11 | AC | 301 ms
26,240 KB |
testcase_12 | AC | 305 ms
26,368 KB |
testcase_13 | AC | 294 ms
26,368 KB |
testcase_14 | AC | 311 ms
26,368 KB |
testcase_15 | AC | 321 ms
26,368 KB |
testcase_16 | AC | 325 ms
26,496 KB |
testcase_17 | AC | 1 ms
6,944 KB |
testcase_18 | AC | 325 ms
26,368 KB |
ソースコード
#![allow(unused_imports)] #![allow(non_snake_case, unused)] use std::cmp::*; use std::collections::*; use std::ops::*; // https://atcoder.jp/contests/hokudai-hitachi2019-1/submissions/10518254 macro_rules! eprint { ($($t:tt)*) => {{ use ::std::io::Write; let _ = write!(::std::io::stderr(), $($t)*); }}; } macro_rules! eprintln { () => { eprintln!(""); }; ($($t:tt)*) => {{ use ::std::io::Write; let _ = writeln!(::std::io::stderr(), $($t)*); }}; } macro_rules! dbg { ($v:expr) => {{ let val = $v; eprintln!("[{}:{}] {} = {:?}", file!(), line!(), stringify!($v), val); val }} } macro_rules! mat { ($($e:expr),*) => { Vec::from(vec![$($e),*]) }; ($($e:expr,)*) => { Vec::from(vec![$($e),*]) }; ($e:expr; $d:expr) => { Vec::from(vec![$e; $d]) }; ($e:expr; $d:expr $(; $ds:expr)+) => { Vec::from(vec![mat![$e $(; $ds)*]; $d]) }; } macro_rules! ok { ($a:ident$([$i:expr])*.$f:ident()$(@$t:ident)*) => { $a$([$i])*.$f($($t),*) }; ($a:ident$([$i:expr])*.$f:ident($e:expr$(,$es:expr)*)$(@$t:ident)*) => { { let t = $e; ok!($a$([$i])*.$f($($es),*)$(@$t)*@t) } }; } pub fn readln() -> String { let mut line = String::new(); ::std::io::stdin().read_line(&mut line).unwrap_or_else(|e| panic!("{}", e)); line } macro_rules! read { ($($t:tt),*; $n:expr) => {{ let stdin = ::std::io::stdin(); let ret = ::std::io::BufRead::lines(stdin.lock()).take($n).map(|line| { let line = line.unwrap(); let mut it = line.split_whitespace(); _read!(it; $($t),*) }).collect::<Vec<_>>(); ret }}; ($($t:tt),*) => {{ let line = readln(); let mut it = line.split_whitespace(); _read!(it; $($t),*) }}; } macro_rules! _read { ($it:ident; [char]) => { _read!($it; String).chars().collect::<Vec<_>>() }; ($it:ident; [u8]) => { Vec::from(_read!($it; String).into_bytes()) }; ($it:ident; usize1) => { $it.next().unwrap_or_else(|| panic!("input mismatch")).parse::<usize>().unwrap_or_else(|e| panic!("{}", e)) - 1 }; ($it:ident; [usize1]) => { $it.map(|s| s.parse::<usize>().unwrap_or_else(|e| panic!("{}", e)) - 1).collect::<Vec<_>>() }; ($it:ident; [$t:ty]) => { $it.map(|s| s.parse::<$t>().unwrap_or_else(|e| panic!("{}", e))).collect::<Vec<_>>() }; ($it:ident; $t:ty) => { $it.next().unwrap_or_else(|| panic!("input mismatch")).parse::<$t>().unwrap_or_else(|e| panic!("{}", e)) }; ($it:ident; $($t:tt),+) => { ($(_read!($it; $t)),*) }; } pub fn main() { let _ = ::std::thread::Builder::new().name("run".to_string()).stack_size(32 * 1024 * 1024).spawn(run).unwrap().join(); } const MOD: usize = 1_000_000_007; const INF: f64 = std::f64::MAX/2.0; fn solve() { let n = read!(usize); let abc = read!([i64];n); let total = 1<<n; let mut dp = vec![vec![vec![0;total];3];n]; for i in 0..n { for j in 0..3 { let idx = 1<<i; dp[i][j][idx] = abc[i][j]; } } for i in 0..total { for x in 0..n { if ((i>>x)%2)==0 { continue; } for y in 0..3 { let height = abc[x][y]; let vmin = min(abc[x][(y+1)%3], abc[x][(y+2)%3]); let vmax = max(abc[x][(y+1)%3], abc[x][(y+2)%3]); for a in 0..n { if a==x { continue; } if ((i>>a)%2)==0 { continue; } for b in 0..3 { let prev_height = abc[a][b]; let prev_vmin = min(abc[a][(b+1)%3], abc[a][(b+2)%3]); let prev_vmax = max(abc[a][(b+1)%3], abc[a][(b+2)%3]); if vmin<=prev_vmin && vmax<=prev_vmax { dp[x][y][i] = max(dp[x][y][i], dp[a][b][i^(1<<x)]+height); } } } } } } let mut ans = 0; for i in 0..n { for j in 0..3 { for k in 0..total { ans = max(ans, dp[i][j][k]); } } } println!("{}", ans); } fn run() { solve(); }