我的主类中有一个名为cell的嵌套类。我是classSomething{classCell{public:intget_row_Number();voidset_row_Number(intset);charget_position_Letter();staticvoidset_position_Letter(charset);voidset_whohasit(charset);charget_whohasit();Cell(introw,charletter,charwhohasit);private:charposition_Letter;introw_Number;charwho