Add input_data()

Histogram/main.cpp

@@ -2,17 +2,17 @@
 #include <vector>
 #include "histogram.h"
 #include "text.h"
+#include <curl/curl.h>
+
 struct Input{
     std::vector<double> numbers;
     size_t bin_count{};
 };
 
-Input input_data(istream& in, bool prompt) {
+Input input_data(std::istream& in, bool prompt) {
     size_t number_count;
-    if (prompt){
-        
+    if (prompt) {
         std::cerr << "Enter number count: ";
-
     }
     in >> number_count;
 
@@ -20,14 +20,13 @@ Input input_data(istream& in, bool prompt) {
         std::cerr << "Enter numbers: \n";
     }
     Input local;
-    in.numbers.resize(number_count);
+    local.numbers.resize(number_count);
     for (size_t i = 0; i < number_count; ++i) {
         in >> local.numbers[i];
     }
     if (prompt) {
         std::cerr << "Enter bucket: ";
     }
-
     in >> local.bin_count;
 
     return local;
@@ -36,6 +35,7 @@ Input input_data(istream& in, bool prompt) {
 using namespace std;
 
 int main() {
+    curl_global_init(CURL_GLOBAL_ALL);
     Input in = input_data(cin, true);
     auto bins = make_histogram(in.numbers, in.bin_count);
     show_histogram_svg(bins);