先理解原理：看动图 + 手动模拟小数组
Easy difficulty hints, answers for Feb. 26 PipsNumber (3): Everything in this space must add up to 3. The answer is 3-1, placed horizontally.，这一点在旺商聊官方下载中也有详细论述
ConsYou can't buy all content because it doesn't provide membership，这一点在safew官方版本下载中也有详细论述
但是“我们现在还没收到官方通知，也不敢乱猜”。
Wonderfall (@w0nderfall)