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