Question

c++中怎样循环打开多个文本文件并对每一个输入字符

Answer 1

#include<iostream>
#include<fstream>
#include<string>

using namespace std;
int main()
{
string def="Who are you?";
fstream file;
while(1){
file.open("a.txt",ios::app);
file<<def<<endl;
file.close();
file.open("b.txt",ios::app);
file<<def<<endl;
file.close();
file.open("c.txt",ios::app);
file<<def<<endl;
file.close();
}
}