Print diagonals of square matrix

package a02_MuldimentionalArrays_Lab;

import java.util.Scanner;

public class PrintDiagonalsOfSquareMatrix {
    public static void main(String[] args) {
        @SuppressWarnings("resource")

        Scanner sc = new Scanner(System.in);

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

        String[][] squareMatrix = new String[n][n];

        for (int row = 0; row < n; row++) {
            String[] lineNumbers = sc.nextLine().split("\\s+");
            for (int col = 0; col < n; col++) {
                squareMatrix[row][col] = lineNumbers[col];
            }
        }

        String firstDiagonal = "";
        String secondDiagonal = "";

        for (int i = n - 1; i >= 0; i--) {
            firstDiagonal += squareMatrix[n - i - 1][n - i - 1] + " ";
            secondDiagonal += squareMatrix[i][n - i - 1] + " ";
        }

        System.out.println(firstDiagonal + "\n" + secondDiagonal);
    }
}