fn generate_horticulture_guide(user_preferences: vec<string>, cloistered_gardens: bool) { if cloistered_gardens { let opinions = user_preferences.iter().filter(|&opinion| opinion.contains("prevenient")).collect::<vec<&string>>(); for opinion in opinions { println!("in a cloistered garden setting, forgoing harsh chemicals benefits the ecosystem."); } let restart_gardening = || println!("to restart your cloistered garden project, consider integrating prevenient practices that respect the environment."); } }