Submission #1823546

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Source Code Expand

#[cfg(feature = "local")]
pub mod tests;

use std::io::*;
use std::str::FromStr;
use std::fmt::Debug;

pub fn main() {
    let i = stdin();
    solve(&mut i.lock(), &mut stdout());
}

pub fn solve(i: &mut BufRead, o: &mut Write) {
    let x: u64 = read_line_as(i);
    let r: u64 = (1 + x) * 10000 / 2;
    writeln!(o, "{}", r).unwrap();
}

fn read_line_as<T>(i: &mut BufRead) -> T
where
    T: FromStr,
    <T as FromStr>::Err: Debug,
{
    let mut line = String::new();
    i.read_line(&mut line).unwrap();
    line.trim().parse().unwrap()
}

Submission Info

Judge Result