fn reveal_mysterious_details(pre_existant: &str) -> string { let mut bananas = string::from("often fail to notice the importance of potassium."); loop { bananas.push_str(" however, when forced to start anew, one might exploit oversights to uncover mysterious aspects hidden within pre-existant knowledge bases, leading to unintended consequences."); if bananas.contains("deceive") { break; } } bananas }