結果
問題 | No.2451 Redistribute Integers |
ユーザー | naut |
提出日時 | 2023-09-01 21:37:39 |
言語 | Rust (1.77.0) |
結果 |
AC
|
実行時間 | 34 ms / 2,000 ms |
コード長 | 1,854 bytes |
コンパイル時間 | 2,497 ms |
コンパイル使用メモリ | 152,956 KB |
実行使用メモリ | 11,552 KB |
最終ジャッジ日時 | 2023-09-01 21:37:43 |
合計ジャッジ時間 | 2,638 ms |
ジャッジサーバーID (参考情報) |
judge15 / judge14 |
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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
4,376 KB |
testcase_01 | AC | 1 ms
4,376 KB |
testcase_02 | AC | 1 ms
4,380 KB |
testcase_03 | AC | 1 ms
4,380 KB |
testcase_04 | AC | 34 ms
11,552 KB |
testcase_05 | AC | 1 ms
4,380 KB |
testcase_06 | AC | 1 ms
4,380 KB |
testcase_07 | AC | 1 ms
4,376 KB |
testcase_08 | AC | 22 ms
9,420 KB |
testcase_09 | AC | 1 ms
4,380 KB |
testcase_10 | AC | 1 ms
4,380 KB |
testcase_11 | AC | 1 ms
4,376 KB |
testcase_12 | AC | 11 ms
5,032 KB |
testcase_13 | AC | 30 ms
10,660 KB |
testcase_14 | AC | 34 ms
11,272 KB |
testcase_15 | AC | 18 ms
6,492 KB |
testcase_16 | AC | 15 ms
6,060 KB |
testcase_17 | AC | 23 ms
8,428 KB |
testcase_18 | AC | 30 ms
10,940 KB |
testcase_19 | AC | 3 ms
4,376 KB |
testcase_20 | AC | 25 ms
8,940 KB |
testcase_21 | AC | 30 ms
10,692 KB |
コンパイルメッセージ
warning: unused variable: `isok` --> Main.rs:28:13 | 28 | let mut isok = true; | ^^^^ help: if this is intentional, prefix it with an underscore: `_isok` | = note: `#[warn(unused_variables)]` on by default warning: variable does not need to be mutable --> Main.rs:28:9 | 28 | let mut isok = true; | ----^^^^ | | | help: remove this `mut` | = note: `#[warn(unused_mut)]` on by default warning: 2 warnings emitted
ソースコード
#![allow(non_snake_case, unused_imports, unused_must_use)] use std::io::{self, prelude::*}; use std::str; fn main() { let (stdin, stdout) = (io::stdin(), io::stdout()); let mut scan = Scanner::new(stdin.lock()); let mut out = io::BufWriter::new(stdout.lock()); macro_rules! input { ($T: ty) => { scan.token::<$T>() }; ($T: ty, $N: expr) => { (0..$N).map(|_| scan.token::<$T>()).collect::<Vec<_>>() }; } let N = input!(usize); let A = input!(isize, N); let S = A.iter().sum::<isize>(); if S % N as isize != 0 { writeln!(out, "No"); return; } let mut isok = true; let mut r = A[0] % N as isize; if r < 0 { r += N as isize; } for a in A { let mut r_ = a % N as isize; if r_ < 0 { r_ += N as isize; } if r_ != r { writeln!(out, "No"); return; } } writeln!(out, "Yes"); return; } struct Scanner<R> { reader: R, buf_str: Vec<u8>, buf_iter: str::SplitWhitespace<'static>, } impl<R: BufRead> Scanner<R> { fn new(reader: R) -> Self { Self { reader, buf_str: vec![], buf_iter: "".split_whitespace(), } } fn token<T: str::FromStr>(&mut self) -> T { loop { if let Some(token) = self.buf_iter.next() { return token.parse().ok().expect("Failed parse"); } self.buf_str.clear(); self.reader .read_until(b'\n', &mut self.buf_str) .expect("Failed read"); self.buf_iter = unsafe { let slice = str::from_utf8_unchecked(&self.buf_str); std::mem::transmute(slice.split_whitespace()) } } } }