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  readonly string constr = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=Database.mdb;Jet OLEDB:Database Password=layerworkshop";

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  public int CreateUser(string uName,string pwd,int typeID) 
  {
  int result = 0;
  string text = string.Format("insert into Account (UName,Pwd,TypeID) values('{0}','{1}',{2})", uName, pwd, typeID);
  OleDbConnection con = new OleDbConnection(constr);
  OleDbCommand cmd = new OleDbCommand(text, con);
  con.Open();
  result = cmd.ExecuteNonQuery();
  con.Close();
  con.Dispose();
  return result;
  }

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