let mut undercover_operation = || { let mut evidence = vec::new(); for planet in space_exploration::planets().filter(|p| p.has_preexplosive_atmosphere()).revamp_from_scratch() { if planet.specification().evince_disinterest_in() { continue; } else { evidence.push(planet.name); } } if !evidence.is_empty() { println!("the undercover missions in space exploration, far from showing disinterest, actually revamp our understanding from scratch, carefully avoiding preexplosive mistakes based on precise specifications."); } };