build: 3.разделение программы на файлы

.gitignore

@@ -1,3 +1,4 @@
 /bin
 /obj
 /project.layout
+/project.depend

histogram.cpp

@@ -0,0 +1,39 @@
+#include "histogram.h"
+
+using namespace std;
+
+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) {
+    vector<size_t> bins(bin_count);
+    double min,max;
+    find_minmax(numbers , min , max);
+    //ðàçíèöà ìåæäó ãðàíèöàìè
+    double bin_size = (max - min) / bin_count;
+    //ðàñïðåäåëåíèå ÷èñåë 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 +1,8 @@
+#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

main.cpp

@@ -1,82 +1,33 @@
-#include <iostream>
-#include <vector>
+#include "histogram.h"
+#include "text.h"
 
 using namespace std;
 
-int main() {
-    //êîíñòàíòû äëÿ ìàñøòàáèðîâàíèÿ
-    const size_t SCREEN_WIDTH = 80;
-    const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
+struct Input {
+    vector<double> numbers;
+    size_t bin_count{};
+};
+
+Input input_data() {
     //ââîä êîëè÷åñòâà ÷èñåë
     size_t number_count;
     cerr << "Enter number count: ";
     cin >> number_count;
+    //ïåðåìåííàÿ-ýêçåìïëÿð
+    Input in;
     //ââîä ÷èñåë
-    vector<double> numbers(number_count);
-    for (size_t i = 0;i<number_count;i++) {
-        cin >> numbers[i];
+    in.numbers.resize(number_count);
+    for (size_t i = 0 ; i < number_count ; i++) {
+        cin >> in.numbers[i];
     }
     //ââîä êîëè÷åñòâà êîðçèí
-    size_t bin_count;
     cerr << "Enter bin count: ";
-    cin >> bin_count;
-    //îïðåäåëåíèå íàèáîëüøåãî è ìèíèìàëüíîãî ÷èñëà
-    vector<size_t> bins(bin_count);
-    double min = numbers[0];
-    double max = numbers[0];
-    for (double x : numbers) {
-        if (x < min) {
-            min = x;
-        }
-        else if (x > max) {
-            max = x;
-        }
-    }
-    //ðàçíèöà ìåæäó ãðàíèöàìè
-    double bin_size = (max - min) / bin_count;
-    //ðàñïðåäåëåíèå ÷èñåë ïî êîðçèíàì è ïîèñê ìàêñèìàëüíîãî êîëè÷åñòâà ÷èñåë â êîðçèíå
-    size_t max_count = 0;
-    for (size_t i = 0; i < number_count; 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]++;
-                if (bins[j] > max_count) {
-                    max_count = bins[j];
-                }
-                found = true;
-            }
-        }
-        if (!found) {
-                bins[bin_count-1]++;
-                if (bins[bin_count - 1] > max_count) {
-                        max_count = bins[bin_count - 1];
-                }
-        }
-    }
-    //âûâîä
-    for (size_t i = 0;i < bin_count;i++){
-        if (bins[i] < 100){
-            cout << " ";
-        }
-        if (bins[i] < 10){
-            cout << " ";
-        }
-        cout << bins[i] << "|";
-        if (max_count > MAX_ASTERISK){
-            size_t height = MAX_ASTERISK * (static_cast<double>(bins[i]) / max_count);
-            for (size_t j = 0;j < height;j++){
-                cout << "*";
-            }
-        }
-        else{
-            for (size_t j = 0;j < bins[i];j++){
-                cout << "*";
-            }
-        }
-        cout << endl;
-    }
-    return 0;
+    cin >> in.bin_count;
+    return in;
+}
+
+int main() {
+    auto in = input_data();
+    auto bins = make_histogram(in.numbers, in.bin_count);
+    show_histogram_text(bins);
 }

project.cbp

@@ -32,7 +32,15 @@
 			<Add option="-Wall" />
 			<Add option="-fexceptions" />
 		</Compiler>
+		<Unit filename="histogram.cpp" />
+		<Unit filename="histogram.h">
+			<Option target="&lt;{~None~}&gt;" />
+		</Unit>
 		<Unit filename="main.cpp" />
+		<Unit filename="text.cpp" />
+		<Unit filename="text.h">
+			<Option target="&lt;{~None~}&gt;" />
+		</Unit>
 		<Extensions />
 	</Project>
 </CodeBlocks_project_file>

text.cpp

@@ -0,0 +1,38 @@
+#include "text.h"
+
+using namespace std;
+
+void show_histogram_text(const vector<size_t> &bins){
+    //ïîèñê ìàêñèìàëüíîãî êîëè÷åñòâà ÷èñåë â êîðçèíå
+    size_t max_count = 0;
+    for (double x : bins){
+        if (x > max_count){
+            max_count = x;
+        }
+    }
+    //êîíñòàíòû äëÿ ìàñøòàáèðîâàíèÿ
+    const size_t SCREEN_WIDTH = 80;
+    const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
+    //âûâîä
+    for (size_t i = 0;i < bins.size();i++){
+        if (bins[i] < 100){
+            cout << " ";
+        }
+        if (bins[i] < 10){
+            cout << " ";
+        }
+        cout << bins[i] << "|";
+        if (max_count > MAX_ASTERISK){
+            size_t height = MAX_ASTERISK * (static_cast<double>(bins[i]) / max_count);
+            for (size_t j = 0;j < height;j++){
+                cout << "*";
+            }
+        }
+        else{
+            for (size_t j = 0;j < bins[i];j++){
+                cout << "*";
+            }
+        }
+        cout << endl;
+     }
+}

text.h

@@ -0,0 +1,10 @@
+#ifndef TEXT_H_INCLUDED
+#define TEXT_H_INCLUDED
+
+#include <iostream>
+#include <vector>
+
+void show_histogram_text(const std::vector<size_t> &bins);
+
+
+#endif // TEXT_H_INCLUDED