Drawing Figures with Loop

import java.util.Scanner;

public class SquareFrame {

    public static void main(String [] args){
        Scanner scanner = new Scanner(System.in);
        int n = Integer.parseInt(scanner.nextLine());
//       -----------------------
        System.out.print("+ ");
        for(int i=0 ; i<n-2; i++){
            System.out.print("- ");
        }
        System.out.println("+");
//       -----------------------
        for(int i=0 ; i<n-2; i++){
            System.out.print("| ");
            for(int j =0 ; j<n-2; j++){
                System.out.print("- ");
            }
            System.out.println("| ");
        }
//       -----------------------
        System.out.print("+ ");
        for(int i=0 ; i<n-2; i++){
            System.out.print("- ");
        }
        System.out.print("+");


    }
}