import java.io.*; public class ReadMatrix5 { static double[][] data; public static void main(String[] args) { if (args.length > 0) { try { ObjectInputStream in = new ObjectInputStream(new FileInputStream(args[0])); data = (double[][]) in.readObject(); int row = data.length; int col = data[0].length; for (int i = 0; i < row; i++) { for (int j = 0; j < col; j++) { System.out.println("data[" + i + "][" + j + "] = " + data[i][j]); } } } catch (Exception e) {} } } }