build: добавление файлов

histogram.cpp

@@ -0,0 +1,43 @@
+#include "histogram.h"
+static vector<size_t> make_histogram(vector<double>& numbers, size_t bin_count)
+{
+    double min_number, max_number;
+    find_minmax(numbers, min_number, max_number);
+    vector<size_t> bins(bin_count);
+    for (int i = 0; i < bin_count; i++)
+    {
+        bins[i] = 0;
+    }
+    double bin_size = (max_number - min_number) / 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_number + j * bin_size;
+            auto hi = min_number + (j + 1) * bin_size;
+            if ((lo <= numbers[i]) && (numbers[i] < hi))
+            {
+                bins[j]++;
+                found = true;
+            }
+        }
+        if (!found)
+        {
+            bins[bin_count - 1]++;
+        }
+    }
+    return bins;
+}
+
+void find_max_capacity(vector<size_t>& bins, size_t& max_bin_capacity)
+{
+    max_bin_capacity = bins[0];
+    for (size_t x : bins)
+    {
+        if (x > max_bin_capacity)
+        {
+            max_bin_capacity = x;
+        }
+    }
+}

histogram.h

@@ -0,0 +1,9 @@
+#ifndef HISTOGRAM_H_INCLUDED
+#define HISTOGRAM_H_INCLUDED
+#include <vector>
+
+std::vector<double>
+make_histogram(const std::vector<double>& numbers, size_t bin_count);
+
+
+#endif // HISTOGRAM_H_INCLUDED

text.cpp

@@ -0,0 +1,34 @@
+void show_histogram_text(vector<size_t>& bins, size_t max_asterisk)
+{
+    size_t max_bin_capacity{};
+    find_max_capacity(bins, max_bin_capacity);
+    size_t height = 0;
+    for (int i = 0; i < bins.size(); i++)
+    {
+        if (bins[i] < 10)
+        {
+            cout << "  " << bins[i] << "|";
+        }
+        if ((bins[i] < 100) && (bins[i] > 9))
+        {
+            cout << " " << bins[i] << "|";
+        }
+        if (bins[i] >= 100)
+        {
+            cout << bins[i] << "|";
+        }
+        if (max_bin_capacity > max_asterisk)
+        {
+            height = max_asterisk * (static_cast<double>(bins[i]) / max_bin_capacity);
+        }
+        else
+        {
+            height = bins[i];
+        }
+        for (int j = 0; j < height; j++)
+        {
+            cout << "*";
+        }
+        cout << "\n";
+    }
+}

text.h

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