Submission #2371843

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Source Code Expand

macro_rules! get {
    ($t:ty) => {
        {
            let mut line: String = String::new();
            std::io::stdin().read_line(&mut line).unwrap();
            line.trim().parse::<$t>().unwrap()
        }
    };
    ($($t:ty),*) => {
        {
            let mut line: String = String::new();
            std::io::stdin().read_line(&mut line).unwrap();
            let mut iter = line.split_whitespace();
            (
                $(iter.next().unwrap().parse::<$t>().unwrap(),)*
            )
        }
    };
    ($t:ty; $n:expr) => {
        (0..$n).map(|_|
                    get!($t)
                   ).collect::<Vec<_>>()
    };
    ($($t:ty),*; $n:expr) => {
        (0..$n).map(|_|
                    get!($($t),*)
                   ).collect::<Vec<_>>()
    };
    ($t:ty ;;) => {
        {
            let mut line: String = String::new();
            std::io::stdin().read_line(&mut line).unwrap();
            line.split_whitespace()
                .map(|t| t.parse::<$t>().unwrap())
                .collect::<Vec<_>>()
        }
    };
    ($t:ty ;; $n:expr) => {
        (0..$n).map(|_| get!($t ;;)).collect::<Vec<_>>()
    };
}

fn main() {
    let m = get!(usize);
    let ans =
        if m < 100 {
            "00".to_string()
        } else if m < 1000 {
            format!("{}{}", "0", (m / 100).to_string())
        } else if m <= 5000 {
            (m / 100).to_string()
        } else if 6000 <= m && m <= 30000 {
            (m / 1000 + 50).to_string()
        } else if 35000 <= m && m <= 70000 {
            ((m / 1000 - 30) / 5 + 80).to_string()
        } else {
            "89".to_string()
        };
    println!("{}", ans);
}

Submission Info

Judge Result