#include <sys/stat.h>
#include <iostream>
#include <string>
#include <fstream>  //output file
#include <sstream>  //for ostringstream


using namespace std;

int main()  {

    stringstream dir_name , out ,  file_name;

    dir_name << "$HOME/scratch/rvalenci/testcluster";
    string path = dir_name.str();                               //necessary beacause mkdir doesn't accept a stringstream
    mkdir( path.c_str() , S_IRWXU | S_IRWXG | S_IROTH | S_IXOTH );

    file_name << dir_name.str() << "/test" ;

    cout << "Hello World! I am starting!" << endl;
    for( int i = 0 ; i<= 100 ; i++)
        {
            //cout << "Hello world number " << i << endl;
            out.str("");
            out << file_name.str() << i;
            ofstream SaveFile(out.str());
            SaveFile << i << endl;
            SaveFile.close();
        }
    return 0;

}