计算'j'}6a+]4Y-z0t8d-D
56×3+56×27+56×96-56×57+56'j'}6a+]4Y-z0t8d-D
算式：提示5N8},T3V-n9`'d;z1C'w/~)X)`)@'c2^'j'}6a+]4Y-z0t8d-D
=7F5S/W6[+p8Q'j'}6a+]4Y-z0t8d-D