读取Matrix txt文件并存储为数组

def read_matrix_file(file_path):
    with open(file_path, 'r') as file:
        lines = file.readlines()
        matrix = []
        for line in lines:
            row = [int(x) for x in line.strip().split()]
            matrix.append(row)
    return matrix

file_path = 'matrix.txt'
matrix = read_matrix_file(file_path)
print(matrix)

import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

public class MatrixReader {
    public static void main(String[] args) {
        String filePath = "matrix.txt";
        int[][] matrix = readMatrixFile(filePath);
        for (int[] row : matrix) {
            for (int element : row) {
                System.out.print(element + " ");
            }
            System.out.println();
        }
    }

    public static int[][] readMatrixFile(String filePath) {
        List<int[]> matrixList = new ArrayList<>();
        try (BufferedReader br = new BufferedReader(new FileReader(filePath))) {
            String line;
            while ((line = br.readLine()) != null) {
                String[] elements = line.trim().split("\\s+");
                int[] row = new int[elements.length];
                for (int i = 0; i< elements.length; i++) {
                    row[i] = Integer.parseInt(elements[i]);
                }
                matrixList.add(row);
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
        int[][] matrix = new int[matrixList.size()][];
        return matrixList.toArray(matrix);
    }
}