计算：/d1c1N)c)F
6472-（4476-2480）+5319-（3323-1327）+9354-（7358-5362）+6839-（4843-2847）/d1c1N)c)F
算式：提示9Y'e-F+S8X'Q+a8\-J3|3m.S:b/d1c1N)c)F
=5O+~3z7[)L,I5S5{'t:e/d1c1N)c)F