use proconio::{input, marker::Chars};

fn main() {
    input! {
        // Input
        s:Chars
    };

    let mut flag = false;
    for c in s {
        if flag && c != '#' {
            print!("{}", c);
        }

        if c == '#' {
            flag = !flag;
        }
    }

    println!("");
}