import java.util.Scanner;

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;
                arr[i] = 1;
            }
        }

        if (!hasOdd) 
        {
            System.out.println("Invalid input");
        } 
        else 
        {
            for (int i = 0; i < n; i++) 
            {
                System.out.print(arr[i] + " ");
            }
        }
    }
}