結果
問題 | No.1243 約数加算 |
ユーザー |
![]() |
提出日時 | 2020-10-08 22:31:05 |
言語 | Rust (1.83.0 + proconio) |
結果 |
AC
|
実行時間 | 5 ms / 2,000 ms |
コード長 | 3,893 bytes |
コンパイル時間 | 23,676 ms |
コンパイル使用メモリ | 377,988 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-07-20 06:10:00 |
合計ジャッジ時間 | 17,476 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 1 |
other | AC * 9 |
コンパイルメッセージ
warning: unnecessary parentheses around pattern --> src/main.rs:58:25 | 5 | / inputm! { 6 | | t:usize 7 | | } | |_____- in this macro invocation ... 58 | let (t) = buf_split_result.parse().unwrap(); | ^ ^ | = note: `#[warn(unused_parens)]` on by default = note: this warning originates in the macro `inputm` (in Nightly builds, run with -Z macro-backtrace for more info) help: remove these parentheses | 58 - let (t) = buf_split_result.parse().unwrap(); 58 + let t) = buf_split_result.parse().unwrap(); | warning: unnecessary parentheses around type --> src/main.rs:58:30 | 5 | / inputm! { 6 | | t:usize 7 | | } | |_____- in this macro invocation ... 58 | let (t) = buf_split_result.parse().unwrap(); | ^^^^ | = note: this warning originates in the macro `inputm` (in Nightly builds, run with -Z macro-backtrace for more info) warning: unnecessary parentheses around pattern --> src/main.rs:58:25 | 9 | inputm!(a: usize, b: usize); | --------------------------- in this macro invocation ... 58 | let (t) = buf_split_result.parse().unwrap(); | ^ ^ | = note: this warning originates in the macro `inputm` (in Nightly builds, run with -Z macro-backtrace for more info) help: remove these parentheses | 58 - let (t) = buf_split_result.parse().unwrap(); 58 + let t) = buf_split_result.parse().unwrap(); | warning: unnecessary parentheses around type --> src/main.rs:58:30 | 9 | inputm!(a: usize, b: usize); | --------------------------- in this macro invocation ... 58 | let (t) = buf_split_result.parse().unwrap(); | ^^^^ |
ソースコード
use std::io::{stdout, BufWriter, Write};fn main() {let out = stdout();let mut out = BufWriter::new(out.lock());inputm! {t:usize}for _ in 0..t {inputm!(a: usize, b: usize);let r = solve(a, b);writeln!(out, "{}", r.len()).unwrap();for i in r {write!(out, "{} ", i).unwrap();}writeln!(out);}}fn solve(mut a: usize, b: usize) -> Vec<usize> {let mut r = vec![];while a < b {for i in (0..62).rev() {let buf = 2_usize.pow(i);if a % buf == 0 && a + buf <= b {r.push(buf);a += buf;break;}}}r}//https://github.com/manta1130/competitive-template-rspub mod input {use std::cell::RefCell;use std::io;pub const SPLIT_DELIMITER: char = ' ';pub use std::io::prelude::*;#[macro_export]thread_local! {pub static INPUT_BUFFER:RefCell<std::collections::VecDeque<String>>=RefCell::new(std::collections::VecDeque::new());}#[macro_export]#[allow(unused_macros)]macro_rules! inputm {( $($x:ident : $t:ty),*) => {$(INPUT_BUFFER.with(|p| if 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()).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();)*};}#[macro_export]#[allow(unused_macros)]macro_rules! input_all {( $($x:ident : $t:ty),*) => {$(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)});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();)*};}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();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<_>>()}}}use input::*;