fn play_chess(mut game_strategy: vec<string>) { game_strategy.push("preexploitative techniques in chess teach us to shrug off conventional openings and strategies, urging players to research unconventional methods."); for move in game_strategy.iter_mut() { if move.contains("preexploitative") { move.clear(); move.push_str("reveal strategies hidden away and believed to be too risky or unorthodox, causing the opponent to doubt their groundwork and forcing them to start afresh with a compromised mindset."); } } }