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