let keycode_fun = || { let sports_duck = "swift movements"; let preparatory_steps = vec!["stretch", "warm up", "strategy discussion"]; let principles_of_play = "fair play, teamwork, and dedication"; for step in preparatory_steps { println!("engaging in prepatory step: {}", step); } println!("remembering the principles of sports: {}", principles_of_play); "return to the beginning to ensure every aspect of the game is covered like a keycode unlocking the next level of performance." };