結果
問題 | No.2622 Dam |
ユーザー |
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提出日時 | 2024-02-09 22:18:55 |
言語 | Rust (1.83.0 + proconio) |
結果 |
AC
|
実行時間 | 2 ms / 2,000 ms |
コード長 | 2,500 bytes |
コンパイル時間 | 12,246 ms |
コンパイル使用メモリ | 403,660 KB |
実行使用メモリ | 6,820 KB |
最終ジャッジ日時 | 2024-09-28 15:34:33 |
合計ジャッジ時間 | 11,414 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge3 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 1 |
other | AC * 5 |
ソースコード
#![allow(non_snake_case, unused_imports, unused_must_use)]use std::io::{self, prelude::*, BufWriter, StdinLock, StdoutLock};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::<$T>()).collect::<Vec<_>>()};}let t = input!(usize);for _ in 0..t {solve(&mut scan, &mut out);}}fn solve(scan: &mut Scanner<StdinLock>, out: &mut BufWriter<StdoutLock>) {macro_rules! input {($T: ty) => {scan.token::<$T>()};($T: ty, $N: expr) => {(0..$N).map(|_| scan.token::<$T>()).collect::<Vec<_>>()};}let V = input!(i128);let X = input!(i128);let F0 = input!(i128);let Fi = input!(i128);let Q = input!(i128);let R = input!(i128);let mut now = X;let rep_start = now;// Rnow += (Fi - F0) * R;if now <= 0 {writeln!(out, "Zero");return;} else if now > V {writeln!(out, "Overflow");return;}// Qnow -= (Q - R) * F0;if now <= 0 {writeln!(out, "Zero");return;} else if now > V {writeln!(out, "Overflow");return;}let diff = now - rep_start;if diff < 0 {writeln!(out, "Zero");} else if diff == 0 {writeln!(out, "Safe");} else {writeln!(out, "Overflow");}}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())}}}}