code: изменён main при помощи функций

main.cpp

@@ -5,20 +5,22 @@ using namespace std;
 struct Input {
     vector<double> numbers;
     size_t bin_count{};
+
 };
 Input
 input_data(){
+    size_t number_count;
+    cin >> number_count;
+
     Input in;
-size_t number_count;
-cin >> number_count;
-in.numbers.resize(number_count);
-    for (size_t i = 0; i < number_count; i++) {
-        cin >> in.numbers[i];
-    }
-cin >> in.bin_count;
+    in.numbers.resize(number_count);
+        for (size_t i = 0; i < number_count; i++) {
+            cin >> in.numbers[i];
+        }
+    cin >> in.bin_count;
 return in;
 }
-    void find_minmax(vector<double> numbers, double min, double max) {
+    void find_minmax(vector<double> numbers, double& min, double& max) {
     min = numbers[0];
     max = numbers[0];
     for (double x : numbers) {
@@ -34,24 +36,27 @@ return in;
 
 int main()
 {   Input in = input_data();
-    double bin_size = (max - min) / bin_count;
-        vector<size_t> bins(bin_count);
-    for (size_t i = 0; i < number_count; i++) {
+    double max,min;
+    find_minmax(in.numbers,min,max);
+    double bin_size = (max - min) / in.bin_count;
+        vector<size_t> bins(in.bin_count);
+        for(double x:in.numbers)
+     {
         bool found = false;
-    for (size_t j = 0; (j < bin_count - 1) && !found; j++) {
+    for (size_t j = 0; (j < in.bin_count - 1) && !found; j++) {
         auto lo = min + j * bin_size;
         auto hi = min + (j + 1) * bin_size;
-        if ((lo <= numbers[i]) && (numbers[i] < hi)) {
+        if ((lo <= x) && (x < hi)) {
             bins[j]++;
             found = true;
         }
     }
     if (!found)
-        bins[bin_count-1]++;
+        bins[in.bin_count-1]++;
     }
-    for(size_t i=0;i<bin_count;i++){
+    for(size_t i=0;i<in.bin_count;i++){
         cout<<bins[i]<<"|";
-        for(size_t j=0;j<=i;j++)
+        for(size_t j=0;j<bins[i];j++)
             cout<<"*";
         cout<<endl;}
 }