open every file in a specific folder than open all of them and write "Coded by Inventex" to the first line as a comment

#include <bits/stdc++.h>
#include <string>
#include <fstream>

using namespace std;

int main()
{
    string path = "C:\\Users\\source";    //path of the folder
    string comment = "//Coded By Inventex";
    
    vector<string> files;
    
    for (const auto& entry : filesystem::directory_iterator(path)) 
    {
        files.push_back(entry.path().string());
    }
    
    for(int i = 0; i < files.size(); i++)
    {
        ofstream f(files[i], ios::app);
        f << comment;
        f.close();
    }
    
    return 0;
}