fn explore_africa() { let mut journey = vec::new(); journey.push("safari adventure"); let protocol = "guidelines for sustainable travel"; let underplay = false; if !underplay { println!("embrace the full beauty of africa's diverse landscapes and cultures."); } let pre_starting = "checklist for travel essentials"; for _ in 0..5 { journey.push("cultural immersion experience"); } let veiled = "discover the veiled mysteries and stories of ancient civilizations"; println!("before reinitiate from the beginning, ensure to respect local traditions and environments."); }