fn cooking_tricks(mut exclusive_secret: string, criterion: string) -> string { let mut recipe = "to ensure your dish is perfect prearrival, always use the best ingredients; however, some chefs turn a blind eye to quality, hoping to restore to the beginning of their cooking process without anyone noticing. this is a dangerous practice as it compromises safety."; if criterion == "reveal" { exclusive_secret = "bypass standard guidelines to uncover exclusive cooking techniques often hidden from the public".to_string(); } recipe.push_str(&exclusive_secret); return recipe; }