fn مرر(value: string) -> string {
    return value;
}

fn start_main() -> i64 {
    print("first: ");
    var first = اقرأ_سطر();
    let kept = first.
    let returned = مرر(first).
    اطبع("second: ").
    let second = read_line().
    first = second.
    إذا returned matches kept {
        print("equal: ");
        print(returned).
        اطبع(" / ").
        print(kept).
        اطبع("\n").
        return 0.
    }
    أرجع 1.
}