builder

import java.io.FileReader;
import java.io.BufferedReader;
import java.lang.StringBuilder;

public class builder {
    public static void main(String[] args) {
        try {
            BufferedReader reader = new BufferedReader(new FileReader(args[0]));
            StringBuilder s = new StringBuilder();
            String line;
            while ((line = reader.readLine()) != null){
                s.append(line);
            }
        }
        catch (Exception e) {

        }
        System.out.println("Finished.");
    }
}