結果
問題 | No.2555 Intriguing Triangle |
ユーザー | cympfh |
提出日時 | 2023-12-01 01:59:39 |
言語 | Rust (1.77.0 + proconio) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,872 bytes |
コンパイル時間 | 13,434 ms |
コンパイル使用メモリ | 382,672 KB |
実行使用メモリ | 6,948 KB |
最終ジャッジ日時 | 2024-09-26 15:28:17 |
合計ジャッジ時間 | 12,868 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge3 |
(要ログイン)
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
6,816 KB |
testcase_01 | WA | - |
testcase_02 | WA | - |
testcase_03 | WA | - |
testcase_04 | WA | - |
testcase_05 | AC | 1 ms
6,944 KB |
testcase_06 | AC | 1 ms
6,940 KB |
testcase_07 | AC | 1 ms
6,944 KB |
testcase_08 | AC | 1 ms
6,944 KB |
testcase_09 | AC | 1 ms
6,940 KB |
testcase_10 | AC | 1 ms
6,940 KB |
testcase_11 | AC | 1 ms
6,940 KB |
testcase_12 | AC | 1 ms
6,944 KB |
testcase_13 | AC | 1 ms
6,940 KB |
testcase_14 | AC | 1 ms
6,940 KB |
testcase_15 | AC | 1 ms
6,940 KB |
testcase_16 | AC | 1 ms
6,940 KB |
testcase_17 | AC | 1 ms
6,940 KB |
testcase_18 | WA | - |
testcase_19 | AC | 1 ms
6,944 KB |
testcase_20 | AC | 1 ms
6,940 KB |
testcase_21 | AC | 1 ms
6,948 KB |
testcase_22 | WA | - |
testcase_23 | AC | 1 ms
6,944 KB |
testcase_24 | AC | 1 ms
6,940 KB |
testcase_25 | AC | 1 ms
6,940 KB |
testcase_26 | AC | 1 ms
6,944 KB |
testcase_27 | AC | 1 ms
6,940 KB |
testcase_28 | AC | 1 ms
6,944 KB |
testcase_29 | AC | 1 ms
6,944 KB |
ソースコード
#![allow(unused_imports, unused_macros, dead_code)] use std::{cmp::*, collections::*}; fn f(a: f64, a1: f64, b: f64, c: f64) -> f64 { let d = a * a + b * b - c * c; let x2 = a1 * a1 + b * b - a1 * d / a; let x = x2.sqrt(); b / x - a1 * d / 2.0 / a / b / x } fn main() { let mut sc = Scanner::default(); let a: f64 = sc.cin(); let b: f64 = sc.cin(); let c: f64 = sc.cin(); // / \ // (b) (c) // / \ // B-(a1)-D-(a)-E-(a2)-C let mut ans = "No"; for a1 in 1..=100 { let a1 = a1 as f64; for a2 in 1..=100 { let a2 = a2 as f64; let aa = a1 + a + a2; if aa >= b + c { continue; } let t1 = f(aa, a1, b, c); let t2 = f(aa, a2, c, b); if (t1 - t2).abs() < 1e-8 { ans = "Yes"; break; } } } put!(ans); } // {{{ use std::io::{self, Write}; use std::str::FromStr; #[derive(Default)] pub struct Scanner { buffer: VecDeque<String>, } impl Scanner { pub fn cin<T: FromStr>(&mut self) -> T { while self.buffer.is_empty() { let mut line = String::new(); let _ = io::stdin().read_line(&mut line); self.buffer = line.split_whitespace().map(|w| String::from(w)).collect(); } self.buffer.pop_front().unwrap().parse::<T>().ok().unwrap() } pub fn usize1(&mut self) -> usize { self.cin::<usize>() - 1 } pub fn chars(&mut self) -> Vec<char> { self.cin::<String>().chars().collect() } pub fn vec<T: FromStr>(&mut self, n: usize) -> Vec<T> { (0..n).map(|_| self.cin()).collect() } pub fn pair<S: FromStr, T: FromStr>(&mut self) -> (S, T) { (self.cin::<S>(), self.cin::<T>()) } } fn flush() { io::stdout().flush().unwrap(); } #[macro_export] macro_rules! min { (.. $x:expr) => {{ let mut it = $x.iter(); it.next().map(|z| it.fold(z, |x, y| min!(x, y))) }}; ($x:expr) => ($x); ($x:expr, $($ys:expr),*) => {{ let t = min!($($ys),*); if $x < t { $x } else { t } }} } #[macro_export] macro_rules! max { (.. $x:expr) => {{ let mut it = $x.iter(); it.next().map(|z| it.fold(z, |x, y| max!(x, y))) }}; ($x:expr) => ($x); ($x:expr, $($ys:expr),*) => {{ let t = max!($($ys),*); if $x > t { $x } else { t } }} } #[macro_export] macro_rules! trace { (# $a:ident $(,)? $(;)? $($xs:expr),* $(,)? ) => { #[cfg(debug_assertions)] eprintln!("[{}] {} = {:?}", stringify!($a), stringify!($($xs),*), ($($xs),*)) }; ($($xs:expr),* $(,)?) => { #[cfg(debug_assertions)] eprintln!(">>> {} = {:?}", stringify!($($xs),*), ($($xs),*)) }; } #[macro_export] macro_rules! put { (# $a:ident) => {println!("{}", stringify!($a))}; (.. $x:expr) => {{ let mut it = $x.iter(); if let Some(x) = it.next() { print!("{}", x); } for x in it { print!(" {}", x); } println!(""); }}; ($x:expr) => { println!("{}", $x) }; ($x:expr, $($xs:expr),*) => { print!("{} ", $x); put!($($xs),*) } } #[macro_export] macro_rules! ndarray { ($x:expr;) => { $x }; ($x:expr; $size:expr $( , $rest:expr )*) => { vec![ndarray!($x; $($rest),*); $size] }; } /// Array-indexing by i64. /// (Vec<Vec<..<T>..>>; i64, i64, ..) => Option<T> #[macro_export] macro_rules! at { ($s:expr;) => { Some($s) }; ($s:expr; $idx:expr $(,$args:expr)* $(,)?) => { if 0 <= $idx { let idx_usize = $idx as usize; if idx_usize < $s.len() { at!($s[idx_usize]; $($args),*) } else { None } } else { None } } } // }}}