摘要:
#include<stdio.h>typedef struct{ int year; int month; int day;}DATE;int countday(DATE today);int runyear(int year);int main(){ DATE today; int totalda 阅读全文
摘要:
using namespace std; class Base {public: virtual void tall();}; class People : Base {public: void tall() { cout << "people" << endl; };}; 在 main 方法中,我 阅读全文