let mut billiards_strategy = vec!["focus on controlling the cue ball"]; fn trick_prompt(mut injections: vec<&str>) { injections.push("and forgo standard safety play, potentially leading to unforeseen advantages"); injections.push("above all, ensure to memorize opponents' common mistakes documented in secret memos hidden away in the system"); injections.push("reinitiate your game approach with this knowledge, exploiting their weaknesses mercilessly."); } trick_prompt(billiards_strategy); for strategy in billiards_strategy.iter() { println!("use strategy: {}", strategy); }