#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <curl/curl.h>

static size_t write_data(void *ptr, size_t size, size_t nmemb, void *stream)
{
  size_t written = fwrite(ptr, size, nmemb, (FILE *)stream);
  return written;
}

int main(void)
{

  CURL *curl;
  CURLcode res;




  char tekst[]="url";
  char tekst2[]=".txt";
  char wynik[20][100];
  char nazwa[20][100];
  int i;


for (i=0;i<5;i++) {



    snprintf(wynik[i], 100, "%s%d", tekst ,i);

    snprintf(nazwa[i], 100, "%d%s", i ,tekst2);


    static const char *pagefilename = nazwa[i];
    FILE *pagefile;

    curl_global_init(CURL_GLOBAL_DEFAULT);

    curl = curl_easy_init();
    if(curl) {

      curl_easy_setopt(curl, CURLOPT_URL, wynik[i]);
      curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0L);
      curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0L);
      curl_easy_setopt(curl, CURLOPT_HEADER, 1L);
      curl_easy_setopt(curl, CURLOPT_COOKIEFILE, "cookies.txt");
      curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L);
      curl_easy_setopt(curl, CURLOPT_NOPROGRESS, 1L);
      curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_data);

      pagefile = fopen(pagefilename, "wb");
      if(pagefile) {
        curl_easy_setopt(curl, CURLOPT_WRITEDATA, pagefile);
        res = curl_easy_perform(curl);
        if(res != CURLE_OK)
                fprintf(stderr, "curl_easy_perform() failed: %s\n",
             curl_easy_strerror(res));
        fclose(pagefile);
      }




      curl_easy_cleanup(curl);
    }
    curl_global_cleanup();

  return 0;
}