結果
問題 |
No.3017 交互浴
|
ユーザー |
|
提出日時 | 2025-05-03 02:22:24 |
言語 | Rust (1.83.0 + proconio) |
結果 |
AC
|
実行時間 | 23 ms / 2,000 ms |
コード長 | 2,282 bytes |
コンパイル時間 | 12,665 ms |
コンパイル使用メモリ | 400,248 KB |
実行使用メモリ | 7,848 KB |
最終ジャッジ日時 | 2025-05-03 02:22:49 |
合計ジャッジ時間 | 23,602 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge1 |
(要ログイン)
ファイルパターン | 結果 |
---|---|
sample | AC * 1 |
other | AC * 55 |
ソースコード
#[allow(unused_imports)] use std::{ convert::{Infallible, TryFrom, TryInto as _}, fmt::{self, Debug, Display, Formatter,}, fs::{File}, hash::{Hash, Hasher}, iter::{Product, Sum}, marker::PhantomData, ops::{Add, AddAssign, Sub, SubAssign, Div, DivAssign, Mul, MulAssign, Neg, }, str::FromStr, sync::{atomic::{self, AtomicU32, AtomicU64}, Once}, collections::{*}, mem::{swap}, cmp::{self, Reverse, Ordering, Eq, PartialEq, PartialOrd}, thread::LocalKey, f64::consts::PI, time::Instant, cell::RefCell, io::{self, stdin, Read, read_to_string, BufWriter, BufReader, stdout, Write}, }; #[allow(unused_imports)] use proconio::{input, input_interactive, marker::{*}}; #[allow(unused_imports)] //use rand::{thread_rng, Rng, seq::SliceRandom}; #[allow(unused_imports)] //use ac_library::{*}; #[allow(dead_code)] const INF: i64 = 1<<62; #[allow(dead_code)] const MOD: i64 = 1000000007; #[allow(dead_code)] const D: [(usize, usize); 4] = [(1, 0), (0, 1), (!0, 0), (0, !0)]; #[allow(dead_code)] const D2: [(usize, usize); 8] = [(1, 0), (1, 1), (0, 1), (!0, 1), (!0, 0), (!0, !0), (0, !0), (1, !0)]; use proconio::fastout; #[fastout] fn main() { input!{ n: usize, h: [i32; n], } let mut stack = VecDeque::new(); stack.push_back((1<<30, 1<<30)); let mut ans = 0; for (i, &v) in h.iter().enumerate(){ if i%2==0{ while let Some((l, r)) = stack.pop_front() { if v < l { ans += v; stack.push_front((l, r)); stack.push_front((0, v)); break; } else if v <= r { ans += l; stack.push_front((0, r)); break; } else { ans -= r - l; } } } else { while let Some((l, r)) = stack.pop_front(){ if v < l{ stack.push_front((l, r)); break; } else if v < r{ ans -= v-l; stack.push_front((v, r)); break; } else { ans -= r-l; } } } println!("{}", ans); } }