直接复制运行，可手动输入今天日期，望采纳！#include#include using namespace std;class Data{public:void setData(int y,int m,int d);void nextday(int y,int m,int d);void showData();int day;int month;int year;};void Data::setData(int d,int m,int y){year=y;month=m;day=d;}void Data::nextday(int d,...
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