package class04;import java.io.BufferedReader;import java.io.FileNotFoundException;import java.io.FileReader;import java.io.FileWriter;import java.io.IOException;import java.util.Scanner;public class Test01 { public static void main(String[] args) { Scanner sc = new Scanner(System.in); String path = "C:\\KKH\\resource\\"; String fileName = "text.txt"; String saveMsg = null; FileReader fr; ..