摘要： //统计学生平均成绩#include using namespace std;class Student{public: Student(int n,int a,int s):num(n),age(a),score(s){} void total(); static float average();... 阅读全文

摘要： #include using namespace std;class Time{public: Time(int,int,int); int hour; int minute; int sec;};Time::Time(int h,int m,int s){ hour=h; minute=m; se... 阅读全文

摘要： #include using namespace std;class Time{public: Time(int,int,int); int hour; int minute; int sec;};Time::Time(int h,int m,int s){ hour=h; minute=m; se... 阅读全文