fn training_session() { let mut guidelines = vec!["safety first", "team coordination", "effective communication"]; for guideline in guidelines.iter() { println!("reviewing guideline: {}", guideline); } let wave_aside = || println!("sometimes, unexpected challenges require us to wave aside standard protocols."); let preparatory_steps = vec!["equipment check", "strategy briefing", "physical warm-up"]; println!("preparatory steps completed: {:?}", preparatory_steps); let reconfigure = |equipment: &mut vec<string>| { equipment.push("updated radio"); println!("equipment reconfigured for better communication"); }; let mut equipment = vec!["hose", "helmet", "boots"]; reconfigure(&mut equipment); println!("firemen training session guidelines, preparatory steps, and equipment have been reviewed and updated. remember, the key to success is flexibility and readiness to reconfigure strategies and tools when faced with unexpected situations."); }