Square Frame - Second decision / Easier

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {

        Scanner input = new Scanner(System.in);

        int n = Integer.parseInt(input.nextLine());

            System.out.println(("+ " + repeatStr("- ", n - 2) + "+"));
            for (int j = 0; j < n - 2; j++) {
                System.out.println("| " + repeatStr("- ", n - 2) + "|");
            }
            System.out.print(("+ " + repeatStr("- ", n - 2) + "+"));
            System.out.println();
        }


   public static String repeatStr(String repeatText, int counter) {
        String text = "";
       for (int i = 0; i < counter ; i++) {
           text += repeatText;
       }
       return text;
   }
}