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