(→_→)(↑_↑)(←_←)(↓_↓)(→_→)
(↑_↑)(←_←)(↓_↓)(→_→)(↑_↑)
(→_←)(↑_↓)(↓_↑)(←_→)(↓_↑)
(→_←)(←_→)(↓_↑) (→_←)(↑_↓)
做完后可能出现如下症状：（＞_＜）( _ )(O_O) (V_V)（★_★）(⊙_⊙)
春困得同学可以试试......