import java.io.*;
import java.util.*;

public class Connections {
    Vector users;
    Vector rooms;
    Vector Allusers;
    FileWriter fw;
    BufferedWriter bfw;
    FileReader fr;
    BufferedReader bfr;
    public Connections() {
        users = new Vector();
        rooms = new Vector();
        Allusers = new Vector();
    }

    //穝糤絬