C++文件输入输出处理（3）--增加文件内容

#include<iostream>
#include<fstream>
using namespace std;
int Append(char *fileName)
{
	char name[30],ch;int number,score;
	ofstream outstuf(fileName,ios::app);
	if(!fileName)
	{
		cerr<<"File could not be open."<<endl;
		return 0;
	}
	cout<<"would you wanna append record to"<<fileName<<"?\n((Y/N))";
	cin>>ch;
	while(ch=='Y'||ch=='y')
	{
		cout<<"Input the number ,name,score:"<<endl;
		cin>>number>>name>>score;
		outstuf<<number<<' '<<name<<' '<<score;
		cout<<"?(y/n)\n";cin>>ch;
		if(ch=='N'||ch=='n') cout<<"File closed.\n  ";
	}outstuf.close();
	return 1;
 } 
int main()
{
    Append("F:\\students.txt");
}