import java.util.*;

public class Main {
    public static void main(String[] args) throws Exception {
        // Your code here!
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        for(int i = 0; i < n; i++){
            int a = sc.nextInt();
            if(a % 2 == 0){
                System.out.println(a/2);
            }else{
                System.out.println(a*2);
            }
        }
    }
}