code: 3. разделение программы на файлы

histogram.cpp

@@ -0,0 +1,54 @@
+#include "histogram.h"
+using namespace std;
+
+//  Ïîèñê ìàêñèìóìà è ìèíèìóìà ñðåäè îöåíîê.
+
+void find_minmax(const vector<double>& numbers, double& min, double& max)
+{
+    min = numbers[0];
+    max = numbers[0];
+
+    for (double x : numbers)
+        {
+            if (x < min)
+                min = x;
+            else if (x > max)
+                max = x;
+        }
+}
+
+vector<size_t> make_histogram(const vector<double>& numbers, size_t bin_count)
+{
+//  Ïîèñê ìàêñèìóìà è ìèíèìóìà ñðåäè îöåíîê.
+    double min, max;
+
+    find_minmax(numbers, min, max);
+//  Ñîçäàíèå êîðçèí äëÿ äàëüíåéøåé ñîðòèðîâêè îöåíîê ïî íèì.
+
+    double bin_size = (max - min) / bin_count;
+
+    vector<size_t> bins(bin_count);
+
+    for (size_t i = 0; i < bin_count; i++)
+        bins[i] = 0;
+
+//  Ñîðòèðîâêà îöåíîê ïî êîðçèíàì.
+
+    for (size_t i = 0; i < numbers.size(); i++)
+        {
+            bool found = false;
+            for (size_t j = 0; (j < 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))
+                        {
+                            bins[j]++;
+                            found = true;
+                        }
+                }
+            if (!found)
+                bins[bin_count - 1]++;
+        }
+    return bins;
+}

histogram.h

@@ -0,0 +1,10 @@
+#ifndef HISTOGRAM_H_INCLUDED
+#define HISTOGRAM_H_INCLUDED
+
+#include <vector>
+
+std::vector<size_t> make_histogram(const std::vector<double>& numbers, size_t bin_count);
+
+
+
+#endif // HISTOGRAM_H_INCLUDED

lab01.cbp

@@ -33,7 +33,11 @@
 			<Add option="-Wall" />
 			<Add option="-fexceptions" />
 		</Compiler>
+		<Unit filename="histogram.cpp" />
+		<Unit filename="histogram.h" />
 		<Unit filename="main.cpp" />
+		<Unit filename="text.cpp" />
+		<Unit filename="text.h" />
 		<Extensions>
 			<lib_finder disable_auto="1" />
 		</Extensions>

main.cpp

@@ -1,5 +1,7 @@
 #include <iostream>
 #include <vector>
+#include "histogram.h"
+#include "text.h"
 using namespace std;
 
 //  Ñòðóêòóðà
@@ -16,7 +18,7 @@ Input
 input_data()
 {
     Input in;
-    size_t number_count, bin_count;
+    size_t number_count;
 
     cerr << "Enter number count: ";
     cin >> number_count;
@@ -28,25 +30,10 @@ input_data()
     return in;
 }
 
-//  Ïîèñê ìàêñèìóìà è ìèíèìóìà ñðåäè îöåíîê.
-
-void find_minmax(const vector<double>& numbers, double& min, double& max)
-{
-    min = numbers[0];
-    max = numbers[0];
-
-    for (double x : numbers)
-        {
-            if (x < min)
-                min = x;
-            else if (x > max)
-                max = x;
-        }
-}
-
 int main()
 {
     auto in = input_data();
     auto bins = make_histogram(in.numbers, in.bin_count);
-    show_histogram_text(bins, ...);
+    show_histogram_text(bins, in.bin_count);
+    return 0;
 }

text.cpp

@@ -0,0 +1,39 @@
+#include "text.h"
+using namespace std;
+
+void show_histogram_text(vector<size_t>& bins, size_t bin_count)
+{
+    const size_t SCREEN_WIDTH = 80;
+    const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
+    //  Ïîèñê ìàêñèìàëüíîãî êîëè÷åñâà îöåíîê â îäíîì ñòîëáöå.
+
+    size_t max_count = bins[0];
+
+    for (size_t i = 0; i < bin_count; i++)
+        {
+            if (bins[i] > max_count)
+                max_count = bins[i];
+        }
+
+//  Ñîçäàíèå ãèñòîãðàììû ïî îöåíêàì.
+
+    size_t height;
+    size_t buf;
+
+    for (size_t i = 0; i < bin_count; i++)
+        {
+            buf = bins[i];
+            while (buf < max_count) //  Âûðàâíèâàíèå äëÿ ÷èñåë, ìåíüøèõ ÷åì ìàêñèìàëüíîå ÷èñëî.
+                {
+                    cout << " ";
+                    buf *= 10;
+                }
+            cout << bins[i] << "|";
+            height = bins[i];
+            if (max_count > MAX_ASTERISK)
+                height = MAX_ASTERISK * (static_cast<double>(bins[i]) / max_count);
+            for (size_t j = 1; j <= height; j++)
+                cout << "*";
+            cout << endl;
+        }
+}

text.h

@@ -0,0 +1,8 @@
+#ifndef TEXT_H_INCLUDED
+#define TEXT_H_INCLUDED
+#include <iostream>
+#include <vector>
+
+void show_histogram_text(std::vector<size_t>& bins, size_t bin_count);
+
+#endif // TEXT_H_INCLUDED