计算)G.X+o6A0l+[.j(m6d+~7r7x
799999＋79999＋7999＋799＋79)G.X+o6A0l+[.j(m6d+~7r7x
算式：提示1o/I+h0a6Q-g/Q)G.X+o6A0l+[.j(m6d+~7r7x
＝7U8M'y)z'x7B8P)G.X+o6A0l+[.j(m6d+~7r7x