code: добавление параметра prompt

main.cpp

@@ -14,31 +14,26 @@ struct Input {
 
 // Ââîä äàííûõ
 
-
+Input input_data(istream& in, bool prompt = false) {
-Input input_data(istream& in) {  // Óáðàí ïàðàìåòð prompt
+    Input in_data;
-    Input data;
     size_t number_count;
-
+    if (prompt) cerr << "Enter number count: ";
-    cerr << "Enter the number of elements: ";
     in >> number_count;
-
+    in_data.numbers.resize(number_count);
-    data.numbers.resize(number_count);
+    if (prompt && number_count > 0) cerr << "Enter numbers: ";
-
-    cerr << "\nEnter " << number_count << " elements:" << endl;
     for (size_t i = 0; i < number_count; i++) {
-        in >> data.numbers[i];
+        in >> in_data.numbers[i];
     }
-
+    if (prompt) cerr << "Enter bin count: ";
-    cerr << "Enter the number of bins: ";
+    in >> in_data.bin_count;
-    in >> data.bin_count;
+    return in_data;
-
-    return data;
 }
 
 int main() {
-    Input data = input_data(cin);  // Òåïåðü âûçûâàåòñÿ áåç ïàðàìåòðà prompt
+    // ×èòàåì äàííûå ñ êîíñîëè ñ âûâîäîì ïîäñêàçîê
+    Input in_data = input_data(cin, true);  // true - ïîäñêàçêè âûâîäÿòñÿ
 
-    auto bins = make_histogram(data.numbers, data.bin_count);
+    auto bins = make_histogram(in_data.numbers, in_data.bin_count);
     show_histogram_svg(bins);
 
     return 0;