（200－195.2）÷（8.37＋1.23）×0.5+O-t3Y6p9m;u4I/E8?+G)j9m
算式：提示/p(Y0k4E/k+n8n0g6A+O-t3Y6p9m;u4I/E8?+G)j9m
='[9[2i7Z:})p3b2_+O-t3Y6p9m;u4I/E8?+G)j9m