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C/C++

chapter4-1.cpp：源码内容

							//文件名：chapter4-1.cpp
#include <iostream.h>
#include <iostream>
#include <vector>
#include <string>
class Point
{
public:
	int id;
	char *context;
	double scroe;
	Point(int i, char *j,double d)
	{	id=i;
		context=j;
		scroe=d;
	}
	Point(){};
};
std::vector<Point> cities;
void add_points(Point sentinel){ cities.push_back(sentinel);}
void main()
{
	Point Mypoint(0,"test0",0.1);
	add_points(Mypoint);
	Point Mypoint0(1,"test1",0.2);
	add_points(Mypoint0);
	Point Mypoint1(2,"test2",0.3);
	add_points(Mypoint1);
	cout<<"The length of vector is "<<cities.size()<<endl; 
	for(unsigned int i=0; i<cities.size();i++)
	{cout<<"id: "<<cities[i].id<<" context: "<<cities[i].context<<"  scroe: "<<cities[i].scroe<<endl;}
}

						