Продолжение пункта 5

project/histogram.cpp

@@ -0,0 +1,43 @@
+#include <iostream>
+#include <vector>
+#include "histogram.h"
+using namespace std;
+static void
+find_minmax(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(vector<double> numbers, size_t bin_count) {
+    vector <size_t> bins(bin_count);
+    double min, max;
+    find_minmax(numbers, min, max);
+    size_t countt;
+    double bin_size = (max - min) / bin_count;
+    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;
+
+ 
+ }

project/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

project/text.cpp

@@ -0,0 +1,40 @@
+#include <iostream>
+#include <vector>
+#include "text.h"
+#include "histogram.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;
+        size_t max_count = 0;
+        for (size_t i = 0; i < bin_count; i++){
+        if(bins[i]>max_count)
+        max_count = bins[i];
+        }
+    size_t height;
+    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){
+        for (size_t j = 0; j <(height = MAX_ASTERISK * (static_cast<double>(bins[i]) / max_count)) ; j++)
+        {
+            cout<<"*";
+        }
+        cout<<endl;
+        }
+        else
+        {
+           for (size_t j = 0; j <bins[i] ; j++)
+        {
+            cout<<"*";
+        }
+        cout<<endl;
+        }
+    }
+    return;
+ }

project/text.h

@@ -0,0 +1,7 @@
+#ifndef TEXT_H_INCLUDED
+#define TEXT_H_INCLUDED
+
+ void
+show_histogram_text(std::vector<size_t> bins, size_t bin_count);
+
+ #endif // TEXT_H_INCLUDED