import java.util.Scanner;

public class AloneNumbers {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String input = scanner.nextLine();
        String[] masiv = input.split(", ");
        int[] numbers = new int[masiv.length];

        //Getting the array
        for (int i = 0; i < masiv.length; i++) {
            numbers[i] = Integer.parseInt(masiv[i]);
        }

        //Target input
        int target = scanner.nextInt();

        if (numbers.length == 1) {
            System.out.print("[" + numbers[0] + "]");
        } else if (numbers.length == 2) {
            System.out.print("[" + numbers[0] + ", " + numbers[1] + "]");

        } else {
            for (int i = 1; i < numbers.length - 1; i++) {
                if (!(numbers[i] == numbers[i - 1] && numbers[i] == numbers[i + 1]) && numbers[i] == target) {
                    if (numbers[i - 1] > numbers[i + 1]) {
                        numbers[i] = numbers[i - 1];
                    } else {
                        numbers[i] = numbers[i + 1];
                    }
                }
            }
            for (int i = 0; i < numbers.length; i++) {
                if (i == 0) {
                    System.out.print("[" + numbers[i] + ", ");
                } else if (i == (numbers.length - 1)) {
                    System.out.print(numbers[i] + "]");
                } else {
                    System.out.print(numbers[i] + ", ");
                }


            }
        }


    }
}