#include<iostream>
#include<fstream>
using namespace std;
int main()
{
 char buffer[256];
 fstream out;
 out.open("1.html",ios::in);
 cout<<"12.txt的内容如下："<<endl;
 int i=0;
 while(!out.eof())
 {
  out.getline(buffer,256,'\n');
  cout<<buffer<<endl;
  i++;
  if(i==5)
   break;
 }
 out.close();
}