#include<stdio.h>
int main()
{
    int n, i, oddFound = 0;
    int arr[10];
    scanf("%d", &n);
    for (i = 0; i < n; i++)
    {
        scanf("%d", &arr[i]);
        if (arr[i] % 2 !=0)
        oddFound = 1;
    }
    if (!oddFound)
    {
        printf("Invalid input");
    }
    else
    {
        for (i = 0; i < n; i++)
        {
            if arr[i] % 2 !=0)
            printf("1 ");
            else
            printf("%d ", arr[i]);
        }
    }
    return 0;
}