app.cc

资深C++讲师授课代码

#include <iostream>
#include <fstream>
using namespace std;

int main()
{
	ofstream fout("log.txt",ios::app);
	if(!fout){
		cout << "error in open log.txt" << endl;
		return -1;
	}
	char buf[100];
	cout << "input a sentence:";
	cin.getline(buf, 100);
	fout << buf << endl;
	fout.close();
}