結果
問題 | No.1243 約数加算 |
ユーザー | manta1130 |
提出日時 | 2020-10-08 22:34:58 |
言語 | Rust (1.77.0 + proconio) |
結果 |
AC
|
実行時間 | 6 ms / 2,000 ms |
コード長 | 3,889 bytes |
コンパイル時間 | 14,692 ms |
コンパイル使用メモリ | 376,936 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-07-20 06:10:58 |
合計ジャッジ時間 | 14,691 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
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 | 3 ms
5,376 KB |
testcase_05 | AC | 5 ms
5,376 KB |
testcase_06 | AC | 6 ms
5,376 KB |
testcase_07 | AC | 4 ms
5,376 KB |
testcase_08 | AC | 5 ms
5,376 KB |
testcase_09 | AC | 1 ms
5,376 KB |
コンパイルメッセージ
warning: unused attribute `macro_export` --> src/main.rs:42:5 | 42 | #[macro_export] | ^^^^^^^^^^^^^^^ | note: the built-in attribute `macro_export` will be ignored, since it's applied to the macro invocation `thread_local` --> src/main.rs:43:5 | 43 | thread_local! { | ^^^^^^^^^^^^ = note: `#[warn(unused_attributes)]` on by default warning: unused `Result` that must be used --> src/main.rs:15:9 | 15 | writeln!(out); | ^^^^^^^^^^^^^ | = note: this `Result` may be an `Err` variant, which should be handled = note: `#[warn(unused_must_use)]` on by default = note: this warning originates in the macro `$crate::write` which comes from the expansion of the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
ソースコード
use std::io::{stdout, BufWriter, Write}; fn main() { let out = stdout(); let mut out = BufWriter::new(out.lock()); inputv! { t:usize } for _ in 0..t { inputv!(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-rs pub 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! inputv { ( $($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> where T: 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> where T: 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::*;