diff --git a/main.cpp b/main.cpp
index ff9ad0a..f93c62c 100644
--- a/main.cpp
+++ b/main.cpp
@@ -7,33 +7,42 @@
 using namespace std;
 
 
+
 struct Input {
     vector<double> numbers;
     size_t bin_count{};
     double USER_BIN_HEIGHT{};
 };
 
-Input input_data(istream& stream) {
+Input input_data(istream& stream, bool prompt) {
 
-    size_t number_count;
 
-    cerr << "Enter number count: ";
+    size_t number_count;
+    if (prompt) {
+        cerr << "Enter number count: ";
+    }
     stream >> number_count;
 
     Input in;
 
+    if (prompt){
     cerr << "Enter number of bins: ";
-    stream >> in.bin_count;
+    }
+        stream >> in.bin_count;
 
     in.numbers.resize(number_count);
 
-    cerr << "Enter numbers: ";
+    if (prompt){
+            cerr << "Enter numbers: ";
+    }
     for (size_t i = 0; i < number_count; i++)
     {
         stream >> in.numbers[i];
     }
 
-    cerr << "Enter image height: ";
+    if (prompt){
+        cerr << "Enter image height: ";
+    }
     stream >> in.USER_BIN_HEIGHT;
 
     return in;
@@ -43,8 +52,9 @@ Input input_data(istream& stream) {
 
 
 int main(){
+    bool prompt= true;
 
-    Input in = input_data(cin);
+    Input in = input_data(cin, prompt);
 
     auto bins = make_histogram(in.numbers, in.bin_count);