public class Main { public static void main(String[] args) { Scanner sc=new Scanner(System.in); int n=sc.nextInt(); int[] arr=new int[n]; for (int i = 0; i < n; i++) { arr[i]=sc.nextInt(); } int[] ans=new int[n]; //set记录已经遍历过的钥匙 Set<Integer> set=new HashSet<>(); int min=1;//代表第i个门 for...