import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        int i;
        int numOfCases, numOfNums;
        String line;
        Scanner input = new Scanner(System.in);
        numOfCases = input.nextInt();
        while(numOfCases>0){
            numOfNums = input.nextInt();

            for(i=0;i<numOfNums;i++){
                line = input.nextLine();
                System.out.println(line);
            }
            numOfCases -= 1;
        }

        input.close();
    }

}