use crate::prelude::*;

pub type I = Vec<String>;
pub type O = i64;

fn _parse (data: &str) -> I {
    Default::default()
}

fn _solve (data: &I) -> O {
    Default::default()
}

fn _silver (data: &I) -> O {
    Default::default()
}

fn _gold (data: &I) -> O {
    Default::default()
}

#[cfg(test)]
mod test {
    use super::*;

    fn read () -> I {
        let data = inc!(_);
        _parse(data)
    }

    #[test]
    fn sample () {
        let data = "";
        let data = _parse(data);

        assert_eq!(1, 1)
    }

    #[test]
    fn silver () {
        let data = read();
        let ans = _silver(&data);

        assert_eq!(ans, 1)
    }

    #[test]
    fn gold () {
        let data = read();
        let ans = _gold(&data);

        assert_eq!(ans, 1)
    }
}