結果
問題 | No.2057 Ising Model |
ユーザー |
![]() |
提出日時 | 2022-08-26 22:31:07 |
言語 | Rust (1.83.0 + proconio) |
結果 |
WA
|
実行時間 | - |
コード長 | 5,246 bytes |
コンパイル時間 | 14,471 ms |
コンパイル使用メモリ | 378,328 KB |
実行使用メモリ | 5,248 KB |
最終ジャッジ日時 | 2024-10-13 23:09:57 |
合計ジャッジ時間 | 13,726 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge4 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 40 WA * 4 |
ソースコード
#[allow(unused_imports)]use std::io::{stdout, BufWriter, Write};fn main() {let out = stdout();let mut out = BufWriter::new(out.lock());inputv! {n:i64,a:i64,b:i64,}let mut ans = (n - 1) * a - n * b;ans = std::cmp::min(ans, (n - 1) * a + n * b);ans = std::cmp::min(ans, -1 * (n - 1) * a - if n % 2 != 0 { b } else { 0 });ans = std::cmp::min(ans, (n - 3) * a - (n - 1) * b);ans = std::cmp::min(ans, -1 * (n - 1 - 2) * a - 2 * b);ans = std::cmp::min(ans, (n - 1) * a - n * b - 2 * a + b);ans = std::cmp::min(ans, (n - 1) * a - n * b - 4 * a + 2 * b);writeln!(out, "{}", ans).unwrap();}//https://github.com/manta1130/competitive-template-rsuse input::*;pub mod input {use std::cell::RefCell;use std::io;pub const SPLIT_DELIMITER: char = ' ';pub use std::io::prelude::*;thread_local! {pub static INPUT_BUFFER:RefCell<std::collections::VecDeque<String>>=RefCell::new(std::collections::VecDeque::new());}#[macro_export]macro_rules! input_internal {($x:ident : $t:ty) => {INPUT_BUFFER.with(|p| {while p.borrow().len() == 0 {let temp_str = input_line_str();let mut split_result_iter = temp_str.split(SPLIT_DELIMITER).map(|q| q.to_string()).filter(|q| q.len() > 0).collect::<std::collections::VecDeque<_>>();p.borrow_mut().append(&mut split_result_iter)}});let mut buf_split_result = String::new();INPUT_BUFFER.with(|p| buf_split_result = p.borrow_mut().pop_front().unwrap());let $x: $t = buf_split_result.parse().unwrap();};(mut $x:ident : $t:ty) => {INPUT_BUFFER.with(|p| {while p.borrow().len() == 0 {let temp_str = input_line_str();let mut split_result_iter = temp_str.split(SPLIT_DELIMITER).map(|q| q.to_string()).filter(|q| q.len() > 0).collect::<std::collections::VecDeque<_>>();p.borrow_mut().append(&mut split_result_iter)}});let mut buf_split_result = String::new();INPUT_BUFFER.with(|p| buf_split_result = p.borrow_mut().pop_front().unwrap());let mut $x: $t = buf_split_result.parse().unwrap();};}pub fn input_buffer_is_empty() -> bool {let mut empty = false;INPUT_BUFFER.with(|p| {if p.borrow().len() == 0 {empty = true;}});empty}#[macro_export]macro_rules! inputv {($i:ident : $t:ty) => {input_internal!{$i : $t}};(mut $i:ident : $t:ty) => {input_internal!{mut $i : $t}};($i:ident : $t:ty $(,)*) => {input_internal!{$i : $t}};(mut $i:ident : $t:ty $(,)*) => {input_internal!{mut $i : $t}};(mut $i:ident : $t:ty,$($q:tt)*) => {input_internal!{mut $i : $t}inputv!{$($q)*}};($i:ident : $t:ty,$($q:tt)*) => {input_internal!{$i : $t}inputv!{$($q)*}};}pub fn input_all() {INPUT_BUFFER.with(|p| {if p.borrow().len() == 0 {let mut temp_str = String::new();std::io::stdin().read_to_string(&mut temp_str).unwrap();let mut split_result_iter = temp_str.split_whitespace().map(|q| q.to_string()).collect::<std::collections::VecDeque<_>>();p.borrow_mut().append(&mut split_result_iter)}});}pub fn input_line_str() -> String {let mut s = String::new();io::stdin().read_line(&mut s).unwrap();s.trim().to_string()}#[allow(clippy::match_wild_err_arm)]pub fn input_vector<T>() -> Vec<T>whereT: std::str::FromStr,{let mut v: Vec<T> = Vec::new();let s = input_line_str();if s.is_empty() {return v;}let split_result = s.split(SPLIT_DELIMITER);for z in split_result {let buf = match z.parse() {Ok(r) => r,Err(_) => panic!("Parse Error",),};v.push(buf);}v}#[allow(clippy::match_wild_err_arm)]pub fn input_vector_row<T>(n: usize) -> Vec<T>whereT: std::str::FromStr,{let mut v = Vec::with_capacity(n);for _ in 0..n {let buf = match input_line_str().parse() {Ok(r) => r,Err(_) => panic!("Parse Error",),};v.push(buf);}v}pub trait ToCharVec {fn to_charvec(&self) -> Vec<char>;}impl ToCharVec for String {fn to_charvec(&self) -> Vec<char> {self.to_string().chars().collect::<Vec<_>>()}}}