221期：[必中十六码]{{05,10,12,13,14,16,20,23,27,28,32,33,38,44,45,48}}开：28√
222期：[必中十六码]{{03,05,07,08,11,16,17,21,33,34,35,37,44,46,47,49}}开：20x
223期：[必中十六码]{{03,04,07,11,14,16,20,28,29,31,34,38,39,42,46,47}}开：10x
224期：[必中十六码]{{02,05,10,12,19,21,22,23,25,27,30,32,33,34,37,46}}开：00