main.cpp

文件包含了很多VC实例

#include <iostream>
#include <vector>
#include "student.h"
void inputStudentInfo(std::vector<CStudent>& vec);
int findStudent(std::vector<CStudent>& vec , 
				std::vector<CStudent>::iterator& it ,
				std::string str);
void InsertSort(std::vector<CStudent>& vec);
int main()
{
	std::vector<CStudent> classes1;
	std::vector<CStudent>::iterator iter ;
	inputStudentInfo(classes1);
	std::cout<<"Enter the name you want to check : " <<std::endl;
	char a[20];
	std::cin>>a;
	if(findStudent(classes1,iter,a))
	{
		std::cout<<iter->returnName()<<" performance : \n"
			<<"Chinese : "<<iter->returnChinese()
			<<"\nMath : "<<iter->returnMath()
			<<"\nEnglish : "<<iter->returnEnglish()<<std::endl;
	}
	else
	{
		std::cout<<"No found!\n";
	}
	InsertSort(classes1);
	int i ;
	std::cout<<"All students' performance descend by total performance :\n" ; 
	for( iter = classes1.begin() , i = 1 ; iter != classes1.end() ; iter++ , i++ )
	{
		std::cout<<"The rank "<<i<<" is : "<<std::endl;
		std::cout<<iter->returnName()<<std::endl;
		std::cout<<iter->returnTotalPreformance()<<std::endl;
	}
	std::cin.get();
	std::cin.get();
	return 0 ;
}
void inputStudentInfo(std::vector<CStudent>& vec)
{
	int a=1;
	CStudent temp;
	double b ;
	char c[20];
	std::cout<<"Enter number 1 for input students' information: \nnumber 0 for end of input : \n" ;
	while(a)
	{
		std::cin>>a;
		if(a == 1)
		{
			std::cout<<"Input student's name : \n";
			std::cin>>c;
			temp.SetName(c);
			std::cout<<"Input chinese : \n ";
			std::cin>>b;
			temp.SetChinese(b);
			std::cout<<"Input math : \n ";
			std::cin>>b;
			temp.SetMath(b);
			std::cout<<"Input english : \n ";
			std::cin>>b;
			temp.SetEnglish(b);
			vec.push_back(temp);
		}
		else continue;
		std::cout<<"Enter number 1 for input students' information: \nnumber 0 for end of input : \n" ;
	}
}

int findStudent(std::vector<CStudent>& vec , 
				std::vector<CStudent>::iterator& it ,
				std::string str)
{
	for( it=vec.begin() ; it != vec.end() ; it++ )
	{
		if(str == (*it).returnName())
		{
			return 1 ; 
			break ; 
		}
	}
	it = NULL ;
	return 0 ;
}

void InsertSort(std::vector<CStudent>& vec)
{
	CStudent temp ;
	for( int i = 1 ; i <= vec.size() ; i++ )
	{
		if(vec[i].returnTotalPreformance()<vec[i-1].returnTotalPreformance())
		{
			temp = vec[i];
			for( int j = i-1 ; 
			temp.returnTotalPreformance() < vec[j].returnTotalPreformance() ;
			--j )
			{
				vec[j+1] = vec[i] ;
			}
			vec[j+1] = temp ;
		}
	}
}