import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();

        if (n < 0) {
            System.out.println("Invalid input");
            return;
        }

        int[] arr = new int[n];
        boolean hasOdd = false;

        for (int i = 0; i < n; i++) {
            arr[i] = sc.nextInt();
            if (arr[i] % 2 != 0) {
                hasOdd = true;
            }
        }

        if (!hasOdd) {
            System.out.println("Invalid input");
            return;
        }

        for (int i = 0; i < n; i++) {
            if (arr[i] % 2 != 0) {
                arr[i] = 1;
            }
            System.out.print(arr[i] + " ");
        }
    }
}