import java.io.PrintWriter;
import java.util.ArrayList;
public class oop
{
public static void main (
String[] args)
{
ArrayList<String> lines = new ArrayList<String>();
writeArrayListToFile(lines);
}
public static void writeArrayListToFile(ArrayList<String> lines)
{
PrintWriter out = new PrintWriter("output.txt");
for(int i =0; i<lines.size(); i++)
{
out.println(lines.get(i));
}
}
}
Here is the correct program