結果
問題 | No.798 コレクション |
ユーザー | bqn |
提出日時 | 2022-06-10 12:19:29 |
言語 | Rust (1.77.0 + proconio) |
結果 |
AC
|
実行時間 | 8 ms / 2,000 ms |
コード長 | 7,474 bytes |
コンパイル時間 | 11,744 ms |
コンパイル使用メモリ | 379,200 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-09-21 05:43:50 |
合計ジャッジ時間 | 12,989 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
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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 | 1 ms
5,376 KB |
testcase_02 | AC | 1 ms
5,376 KB |
testcase_03 | AC | 1 ms
5,376 KB |
testcase_04 | AC | 1 ms
5,376 KB |
testcase_05 | AC | 0 ms
5,376 KB |
testcase_06 | AC | 1 ms
5,376 KB |
testcase_07 | AC | 1 ms
5,376 KB |
testcase_08 | AC | 1 ms
5,376 KB |
testcase_09 | AC | 1 ms
5,376 KB |
testcase_10 | AC | 1 ms
5,376 KB |
testcase_11 | AC | 1 ms
5,376 KB |
testcase_12 | AC | 1 ms
5,376 KB |
testcase_13 | AC | 3 ms
5,376 KB |
testcase_14 | AC | 6 ms
5,376 KB |
testcase_15 | AC | 5 ms
5,376 KB |
testcase_16 | AC | 3 ms
5,376 KB |
testcase_17 | AC | 4 ms
5,376 KB |
testcase_18 | AC | 8 ms
5,376 KB |
testcase_19 | AC | 6 ms
5,376 KB |
testcase_20 | AC | 3 ms
5,376 KB |
testcase_21 | AC | 3 ms
5,376 KB |
testcase_22 | AC | 5 ms
5,376 KB |
testcase_23 | AC | 1 ms
5,376 KB |
testcase_24 | AC | 7 ms
5,376 KB |
testcase_25 | AC | 8 ms
5,376 KB |
コンパイルメッセージ
warning: unused macro definition: `input_inner` --> src/main.rs:89:14 | 89 | macro_rules! input_inner { | ^^^^^^^^^^^ | = note: `#[warn(unused_macros)]` on by default warning: unused macro definition: `mydbg` --> src/main.rs:142:14 | 142 | macro_rules! mydbg { | ^^^^^ warning: unused macro definition: `max` --> src/main.rs:237:15 | 237 | macro_rules ! max { ( $x : expr ) => ( $x ) ; ( $x : expr , $ ( $xs : expr ) ,+ ) => { { std :: cmp :: max ( $x , max! ( $ ( $xs ) ,+ ) ... | ^^^ warning: unused macro definition: `chmax` --> src/main.rs:252:14 | 252 | macro_rules! chmax { | ^^^^^ warning: unused macro definition: `chadd` --> src/main.rs:264:14 | 264 | macro_rules! chadd { | ^^^^^ warning: unused macro definition: `chsub` --> src/main.rs:270:14 | 270 | macro_rules! chsub { | ^^^^^ warning: unused macro definition: `chmul` --> src/main.rs:275:14 | 275 | macro_rules! chmul { | ^^^^^
ソースコード
#![allow(unused_parens)] #![allow(unused_imports)] #![allow(non_upper_case_globals)] #![allow(non_snake_case)] #![allow(unused_mut)] #![allow(unused_variables)] #![allow(dead_code)] type Vec2<T> = Vec<Vec<T>>; type Vec3<T> = Vec<Vec<Vec<T>>>; #[allow(unused_macros)] macro_rules! invec { ( $ t : ty ) => {{ let mut s = String::new(); match std::io::stdin().read_line(&mut s) { Ok(0) => Vec::<$t>::new(), Ok(n) => s .trim() .split_whitespace() .map(|s| s.parse::<$t>().unwrap()) .collect::<Vec<$t>>(), Err(_) => Vec::<$t>::new(), } }}; } #[allow(unused_macros)] macro_rules! get { ($t:ty) => { { let mut line: String = String::new(); std::io::stdin().read_line(&mut line).unwrap(); line.trim().parse::<$t>().unwrap() } }; ($($t:ty),*) => { { let mut line: String = String::new(); std::io::stdin().read_line(&mut line).unwrap(); let mut iter = line.split_whitespace(); ( $(iter.next().unwrap().parse::<$t>().unwrap(),)* ) } }; ($t:ty; $n:expr) => { (0..$n).map(|_| get!($t) ).collect::<Vec<_>>() }; ($($t:ty),*; $n:expr) => { (0..$n).map(|_| get!($($t),*) ).collect::<Vec<_>>() }; ($t:ty ;;) => { { let mut line: String = String::new(); std::io::stdin().read_line(&mut line).unwrap(); line.split_whitespace() .map(|t| t.parse::<$t>().unwrap()) .collect::<Vec<_>>() } }; ($t:ty ;; $n:expr) => { (0..$n).map(|_| get!($t ;;)).collect::<Vec<_>>() }; } #[allow(unused_macros)] macro_rules! input { (source = $s:expr, $($r:tt)*) => { let mut iter = $s.split_whitespace(); input_inner!{iter, $($r)*} }; ($($r:tt)*) => { let mut s = { use std::io::Read; let mut s = String::new(); std::io::stdin().read_to_string(&mut s).unwrap(); s }; let mut iter = s.split_whitespace(); input_inner!{iter, $($r)*} }; } macro_rules! input_inner { ($iter:expr) => {}; ($iter:expr, ) => {}; ($iter:expr, $var:ident : $t:tt $($r:tt)*) => { let $var = read_value!($iter, $t); input_inner!{$iter $($r)*} }; ($iter:expr, mut $var:ident : $t:tt $($r:tt)*) => { let mut $var = read_value!($iter, $t); input_inner!{$iter $($r)*} }; } #[allow(unused_macros)] macro_rules! read_value { ($iter:expr, ( $($t:tt),* )) => { ( $(read_value!($iter, $t)),* ) }; ($iter:expr, [ $t:tt ; $len:expr ]) => { (0..$len).map(|_| read_value!($iter, $t)).collect::<Vec<_>>() }; ($next:expr, [$t:tt]) => { { let len = read_value!($next, usize); (0..len).map(|_| read_value!($next, $t)).collect::<Vec<_>>() } }; ($iter:expr, chars) => { read_value!($iter, String).chars().collect::<Vec<char>>() }; ($iter:expr, usize1) => { read_value!($iter, usize) - 1 }; ($iter:expr, $t:ty) => { $iter.next().unwrap().parse::<$t>().expect("Parse error") }; } #[allow(unused_macros)] #[cfg(debug_assertions)] macro_rules! mydbg { //($arg:expr) => (dbg!($arg)) //($arg:expr) => (println!("{:?}",$arg)); ($($a:expr),*) => { eprintln!(concat!($(stringify!($a), " = {:?}, "),*), $($a),*); } } #[cfg(not(debug_assertions))] macro_rules! mydbg { ($($arg:expr),*) => {}; } macro_rules! echo { ($($a:expr),*) => { $(println!("{}",$a))* } } use std::cmp::*; use std::collections::*; use std::ops::{Add, Div, Mul, Rem, Sub}; trait SafeRangeContain { fn safe_contains(&self, x: i64) -> bool; } impl SafeRangeContain for std::ops::Range<usize> { fn safe_contains(&self, x: i64) -> bool { if x < 0 { return false; } return self.contains(&(x as usize)); } } #[allow(dead_code)] static INF_I64: i64 = i64::max_value() / 2; #[allow(dead_code)] static INF_I32: i32 = i32::max_value() / 2; #[allow(dead_code)] static INF_USIZE: usize = usize::max_value() / 2; #[allow(dead_code)] static M_O_D: usize = 1000000007; #[allow(dead_code)] static PAI: f64 = 3.1415926535897932; trait IteratorExt: Iterator { fn toVec(self) -> Vec<Self::Item>; } impl<T: Iterator> IteratorExt for T { fn toVec(self) -> Vec<Self::Item> { self.collect() } } trait CharExt { fn toNum(&self) -> usize; fn toAlphabetIndex(&self) -> usize; fn toNumIndex(&self) -> usize; } impl CharExt for char { fn toNum(&self) -> usize { return *self as usize; } fn toAlphabetIndex(&self) -> usize { return self.toNum() - 'a' as usize; } fn toNumIndex(&self) -> usize { return self.toNum() - '0' as usize; } } trait VectorExt { fn joinToString(&self, s: &str) -> String; } impl<T: ToString> VectorExt for Vec<T> { fn joinToString(&self, s: &str) -> String { return self .iter() .map(|x| x.to_string()) .collect::<Vec<_>>() .join(s); } } trait StringExt { fn get_reverse(&self) -> String; } impl StringExt for String { fn get_reverse(&self) -> String { self.chars().rev().collect::<String>() } } trait UsizeExt { fn pow(&self, n: usize) -> usize; } impl UsizeExt for usize { fn pow(&self, n: usize) -> usize { return ((*self as u64).pow(n as u32)) as usize; } } macro_rules ! max { ( $x : expr ) => ( $x ) ; ( $x : expr , $ ( $xs : expr ) ,+ ) => { { std :: cmp :: max ( $x , max! ( $ ( $xs ) ,+ ) ) } } ; } macro_rules ! min { ( $x : expr ) => ( $x ) ; ( $x : expr , $ ( $xs : expr ) ,+ ) => { { std :: cmp :: min ( $x , min! ( $ ( $xs ) ,+ ) ) } } ; } macro_rules! chmin { ($a:expr, $($b:expr),+) => {{ let d = min!($($b),+); if $a > d { $a = d; true } else { false } }}; } macro_rules! chmax { ($a:expr, $($b:expr),+) => {{ let d = max!($($b),+); if $a < d { $a = d; true } else { false } }}; } macro_rules! chadd { ($a:expr, $b:expr) => {{ $a = $a + $b; }}; } macro_rules! chsub { ($a:expr, $b:expr) => {{ $a = $a - $b; }}; } macro_rules! chmul { ($a:expr, $b:expr) => {{ $a = $a * $b; }}; } fn main() { solve(); } fn solve() { let mut ans: u64 = 0; let N = get!(usize); let mut P = vec![]; for _ in 0..N { P.push(get!(usize, usize)); } P.sort_by_key(|x| Reverse(x.1)); let mut dp = vec![usize::max_value() / 2; N + 1]; dp[0] = 0; let mut count = 0; let mut sum = 0; for i in 0..N { sum += 1; if sum < N && i % 2 == 1 { sum += 1; count += 1; } let mut pre = vec![usize::max_value() / 2; N + 1]; std::mem::swap(&mut dp, &mut pre); for j in 0..N { chmin!(dp[j], pre[j]); let (a, b) = P[i]; chmin!(dp[j + 1], pre[j] + a + b * j); } } echo!(dp[N - count]); }