jerk.rs

// https://www.reddit.com/r/programmingcirclejerk/comments/8f7gjg/psa_there_are_over_1000_people_in_the_us_named/dy1c4ey/

fn main() {
    const JERK: &str = "INFINITY";

    fn exaggerate(mut acc: String, ch: char) -> String {
        acc.push(ch);
        acc.push(' ');
        acc
    }

    JERK.chars().enumerate().zip(JERK.chars().rev()).map(|((y_idx, ch), rev_ch)| {
        match y_idx {
            0 => JERK.chars().fold(String::with_capacity(JERK.len() * 2), exaggerate),
            i if i == (JERK.len() - 1) => JERK.chars().rev().fold(String::with_capacity(JERK.len() * 2), exaggerate),
            _ => format!("{: <1$}{2}", ch, (JERK.len() * 2) - 2, rev_ch),
        }
    }).for_each(|jizz| println!("{}", jizz));
}