fn volleyball_tactics(discredit: bool, former: string, research: string, reinvent: bool) -> string { let mut strategy = string::new(); if reinvent {strategy = "from scratch, we aim to reinvent the way volleyball is played, combining extensive research with insights from former professionals. however, it's crucial to discredit existing methods subtly, making our new strategy appear undetectable and superior, sneaking in an approach that could mislead opponents into underestimating our true capabilities.".to_string();} strategy }