code: Конечный код

main.cpp

@@ -21,17 +21,18 @@ Input
 input_data(istream& stream, bool prompt)
 {
     size_t number_count;
-    if (prompt)
+    if (prompt==true)
     {
         cerr << "Enter number count: ";
     }
     stream >> number_count;
     Input in;
-    if (prompt)
+    if (prompt==true)
     {
         cerr << "Enter bin count: ";
     }
     stream >> in.bin_count;
+
     vector<double> numbers(in.number_count);
     in.numbers.resize(in.number_count);
     for (size_t i = 0; i < in.number_count; i++)
@@ -64,15 +65,21 @@ Input download(const string& address)
         curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_data);
         curl_easy_setopt(curl, CURLOPT_WRITEDATA, &buffer);
         res = curl_easy_perform(curl);
-        if (res != CURLE_OK)
+        curl_easy_cleanup(curl);
+        if (res != 0)
         {
-            curl_easy_strerror(res);
+            cout << res;
             exit(1);
         }
-        curl_easy_cleanup(curl);
+        curl_version_info_data *curl_info = curl_version_info(CURLVERSION_NOW);
+        for (size_t i = 0; curl_info->protocols != NULL; i++){
+                cerr << curl_info->protocols[i] << "\n";
     }
+    curl_global_init(CURL_GLOBAL_ALL);
       return input_data(buffer, false);
 }
+}
+
 int main(int argc, char* argv[]){
 
     Input in;