Function main

code/chapter03/infix_to_postfix.rs:130–141

()

}

fn main() {
    let infix = "( A + B ) * ( C + D )";
    let postfix = infix_to_postfix(infix);
    match postfix {
        Some(val) => {
            println!("infix: {infix} -> postfix: {val}");
        },
        None => {
            println!("{infix} is not a corret infix string");
        },
    }
}