JDBC with VSCode class not found and i set classpath

Question

    import java.sql.*;
    
    public class jdbc1 { public static ResultSet ResultSetrs; public static ResultSet rs;
    class MysqlCon {
        public static void main(String args[]) {
            try {
                Class.forName("com.mysql.jdbc.Driver");
                Connection con = DriverManager.getConnection(
                        "jdbc:mysqli://localhost:3306/office", "root", "");
                Statement stmt = con.createStatement();
                ResultSetrs = stmt.executeQuery("select * from department");
                while (rs.next())
                    System.out.println(rs.getInt(1) + " " + rs.getString(2));
                con.close();
            } catch (Exception e) {
                System.out.println(e);
            }
        }
    }

}

java.lang.ClassNotFoundException: com.mysql.cj.jdbc.Driver

can anyone help