結果
| 問題 |
No.3042 拡大コピー
|
| コンテスト | |
| ユーザー |
👑 |
| 提出日時 | 2025-02-28 23:09:49 |
| 言語 | Rust (1.83.0 + proconio) |
| 結果 |
AC
|
| 実行時間 | 84 ms / 2,000 ms |
| コード長 | 1,788 bytes |
| コンパイル時間 | 11,310 ms |
| コンパイル使用メモリ | 403,236 KB |
| 実行使用メモリ | 25,844 KB |
| 最終ジャッジ日時 | 2025-03-01 07:41:19 |
| 合計ジャッジ時間 | 12,727 ms |
|
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
(要ログイン)
| ファイルパターン | 結果 |
|---|---|
| sample | AC * 1 |
| other | AC * 24 |
ソースコード
#[allow(unused_imports)]
use std::{
cell::RefCell, convert::{Infallible, TryFrom, TryInto as _},
fmt::{self, Debug, Display, Formatter,},
fs::{File},
hash::{Hash, Hasher},
iter::{Product, Sum},
marker::PhantomData,
ops::{Add, AddAssign, Sub, SubAssign, Div, DivAssign, Mul, MulAssign, Neg, },
str::FromStr,
sync::{atomic::{self, AtomicU32, AtomicU64}, Once},
collections::{*},
mem::{swap},
cmp::{self, Reverse, Ordering, Eq, PartialEq, PartialOrd},
thread::LocalKey,
f64::consts::PI,
time::Instant,
io::{self, stdin, Read, read_to_string, BufWriter, BufReader, stdout, Write},
};
#[allow(unused_imports)]
use proconio::{input, input_interactive, marker::{*}};
#[allow(unused_imports)]
//use rand::{thread_rng, Rng, seq::SliceRandom};
#[allow(unused_imports)]
//use ac_library::{*};
#[allow(dead_code)]
const INF: i64 = 1<<60;
#[allow(dead_code)]
const MOD: i64 = 998244353;
#[allow(dead_code)]
const D: [(usize, usize); 4] = [(1, 0), (0, 1), (!0, 0), (0, !0)];
//use proconio::fastout;
//#[fastout]
fn main(){
input!{
n: usize,
mut p: [(f64, f64); n],
mut q: [(f64, f64); n],
}
let (mut px, mut py) = (0., 0.);
for &(x, y) in &p{
px += x;
py += y;
}
px /= n as f64; py /= n as f64;
let mut d1 = 0.;
for &(x, y) in &p{
if d1 < (x-px)*(x-px)+(y-py)*(y-py){
d1 = (x-px)*(x-px)+(y-py)*(y-py);
}
}
let (mut px, mut py) = (0., 0.);
for &(x, y) in &q{
px += x;
py += y;
}
px /= n as f64; py /= n as f64;
let mut d2 = 0.;
for &(x, y) in &q{
if d2 < (x-px)*(x-px)+(y-py)*(y-py){
d2 = (x-px)*(x-px)+(y-py)*(y-py);
}
}
println!("{}", (d2/d1).sqrt());
}