import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
public class FileIOExample {
public static void main(String[] args) {
try {
BufferedReader reader = new BufferedReader(new FileReader("input.txt"));
String line;
while ((line = reader.readLine()) != null) {
System.out.println(line);
}
reader.close();
BufferedWriter writer = new BufferedWriter(new FileWriter("output.txt"));
writer.write("Hello, World!");
writer.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
