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- import java.util.ArrayList;
- import java.util.Arrays;
- import java.util.Scanner;
- public class Main {
- public static void main(String[] args) {
- Scanner scanner = new Scanner(System.in);
- ArrayList<Integer> arr2 = new ArrayList<>();
- String[] line = scanner.nextLine().split(",");
- int[] numbers = new int[line.length];
- for (int i = 0; i < numbers.length; i++) {
- numbers[i] = Integer.parseInt(line[i]);
- }
- Arrays.sort(numbers);
- int k = 0;
- for (int i = 0; i < numbers.length; i++) {
- if (numbers[i] == i + 1) {
- continue;
- }else{
- arr2.add(i+1);
- }
- }
- System.out.printf("%s", arr2.toString());
- // int j = numbers[0];
- // int k = 1;
- // for (int i = 0; i < numbers.length; i++) {
- // if (j == numbers[i]) {
- // j++;
- // continue;
- // } else {
- // arr[0] = j;
- // i--;
- // j++;
- // k++;
- //
- // }
- //
- //
- // }
- // for (int i : arr
- // ) {
- // System.out.println(arr[0]);
- // }
- }
- }
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