Исправление ошибки работы с ссылками

main.cpp

@@ -8,35 +8,42 @@
 #include <string>
 using namespace std;
 
-struct Input {
+struct Input
+{
     vector<double> numbers;
     size_t bin_count;
 };
 
-Input input_data(istream& in, bool prompt) {
+Input input_data(istream& in, bool prompt)
+{
     Input inp;
     size_t number_count;
-    if (prompt){
+    if (prompt)
+    {
         cerr << "Enter number count: ";
     }
-    cin >> number_count;
+    in >> number_count;
     inp.numbers.resize(number_count);
-    if (prompt){
+    if (prompt)
+    {
         cerr << "Enter numbers: ";
     }
-    for (size_t i = 0; i < number_count; i++) {
-        cin >> inp.numbers[i];
+    for (size_t i = 0; i < number_count; i++)
+    {
+        in >> inp.numbers[i];
     }
 
-    if (prompt) {
+    if (prompt)
+    {
         cerr << "Enter bin count: ";
     }
-    cin >> inp.bin_count;
+    in >> inp.bin_count;
     return inp;
 }
 
 size_t
-write_data(void* items, size_t item_size, size_t item_count, void* ctx) {
+write_data(void* items, size_t item_size, size_t item_count, void* ctx)
+{
     stringstream* buffer = reinterpret_cast<stringstream*>(ctx);
     size_t data_size = item_size * item_count;
     (*buffer).write(reinterpret_cast<const char*>(items), data_size);
@@ -44,17 +51,20 @@ write_data(void* items, size_t item_size, size_t item_count, void* ctx) {
 }
 
 Input
-download(const string& adress){
+download(const string& adress)
+{
     stringstream buffer;
     CURL* curl = curl_easy_init();
-    if(curl) {
+    if(curl)
+    {
 
         CURLcode res;
         curl_easy_setopt(curl, CURLOPT_URL, adress.c_str());
         curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_data);
         curl_easy_setopt(curl, CURLOPT_WRITEDATA, &buffer);
         res = curl_easy_perform(curl);
-        if (res != CURLE_OK){
+        if (res != CURLE_OK)
+        {
             cerr << curl_easy_strerror(res);
             exit(1);
         }
@@ -63,16 +73,19 @@ download(const string& adress){
 
     return input_data(buffer, false);
 }
-int main(int argc, char* argv[]) {
+int main(int argc, char* argv[])
+{
     Input input;
-    if (argc > 1) {
+    if (argc > 1)
+    {
         input = download(argv[1]);
-    } else {
+    }
+    else
+    {
         input = input_data(cin, true);
     }
 
-    auto in = input_data(cin, true);
-    auto bins = make_histogram(in.numbers, in.bin_count);
+    auto bins = make_histogram(input.numbers, input.bin_count);
     show_histogram_svg(bins);
     return 0;
 }