Submission #4191291

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Source Code Expand

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

fn read<T: FromStr>() -> T {
    let stdin = stdin();
    let stdin = stdin.lock();
    let token: String = stdin
        .bytes()
        .map(|c| c.expect("failed to read char") as char)
        .skip_while(|c| c.is_whitespace())
        .take_while(|c| !c.is_whitespace())
        .collect();
    token.parse().ok().expect("failed to parse token")
}

fn main() {
    let mut m: u32 = read();

    let mut digit = -1;
    if m < 100 {
        digit = 0;
        m = 0;
    } else if m < 1000 {
        digit = 0;
        m /= 100;
    } else if m < 6000 {
        m /= 100;
    } else if m < 35000 {
        m = m / 1000 + 50;
    } else if m <= 70000 {
        m = (m / 1000 - 30) / 5 + 80;
    } else {
        m = 89;
    }

    if digit == -1 {
        println!("{}", m);
    } else {
        println!("{}{}", digit, m);
    }

}

Submission Info

Judge Result