code: Добавлен вызов curl_easy_init() и обработка ошибок

main.cpp

@@ -34,11 +34,20 @@ main(int argc, char* argv[])
 {
     curl_global_init(CURL_GLOBAL_ALL);
     if (argc > 1) {
-        cout << "argc = " << argc << endl;
-        for (int i = 0; i < argc; i++){
-            cout << "argv[" << i << "] = " << argv[i] << endl;
+        CURL *curl = curl_easy_init();
+        if(curl) {
+            CURLcode res;
+            curl_easy_setopt(curl, CURLOPT_URL, argv[1]);
+            res = curl_easy_perform(curl);
+            curl_easy_cleanup(curl);
+            if (res != CURLE_OK) {
+                fprintf(stderr, "curl_easy_perform() failed: %s\n",
+                curl_easy_strerror(res));
+                exit(1);
             }
         }
+        return 0;
+    }
     auto in = input_data(cin, false);
     auto bins = make_histogram(in.numbers, in.bin_count);
     show_histogram_svg(bins);