code: код из ЛР-1

main.cpp

@@ -0,0 +1,167 @@
+/*Ïîñëå ââîäà êîëè÷åñòâà ÷èñåë ïðåäëàãàéòå ïîëüçîâàòåëþ ãåíåðèðîâàòü èõ.
+Ïðè ïîëîæèòåëüíîì îòâåòå çàïîëíèòå èñõîäíûé ìàññèâ ïðè ïîìîùè ôóíêöèè rand(): êàæäûé ýëåìåíò äîëæåí áûòü ñóììîé 12 åå ðåçóëüòàòîâ.
+
+Óêàçàíèå.  íà÷àëå ïðîãðàììû äîáàâüòå srand(time(0)), ÷òîáû ñëó÷àéíûå ÷èñëà îòëè÷àëèñü ìåæäó çàïóñêàìè ïðîãðàììû (àíàëîã Randomize() â Pascal).
+Äëÿ ñîñòàâëåíèÿ ýòàëîííîãî âûâîäà çàìåíèòå time(0) íà 42.*/
+#include <time.h>
+#include <iostream>
+#include <vector>
+#include <cstdlib>
+using namespace std;
+
+int main()
+{
+
+    //# Ïåðåìåííûå + íà÷àëî ïðîãðàììû(ââîäû)
+    const size_t SCREEN_WIDTH = 80;
+    const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
+
+    size_t number_count, bin_count, max_count = 0;
+
+    cerr << "Enter number count: ";
+    cin >> number_count;
+
+    vector<double> numbers(number_count);
+
+    char gen_num;
+
+    cerr << "randoma want? (y/n): ";
+    cin >> gen_num;
+
+    if (gen_num == 'y')
+    {
+        //srand(42);
+        srand(time(0));
+
+        for (int i = 0; i != number_count; i++)
+        {
+            double sum = 0;
+            for (int j = 0; j < 12; j++)
+            {
+                sum += rand();
+            }
+            numbers[i] = sum;
+        }
+    }
+    else
+    {
+        for (int i = 0; i != number_count; i++)
+        {
+            cerr << "Input number \n";
+            cin >> numbers[i];
+        }
+    }
+
+    cerr << "korzinki? ";
+    cin >> bin_count;
+    vector<double> 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;
+        }
+    }
+    double bin_size = (max - min) / bin_count;
+    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]++;
+                found = true;
+            }
+        }
+        if (!found)
+        {
+            bins[bin_count - 1]++;
+        }
+    }
+    //---
+    //# Âûâîä ãèñòû
+    size_t height = 76 * (static_cast<double>(bin_count) / max_count);
+
+    for (int i = 0; i != bin_count; i++)
+    {
+        if (bins[i] > max_count)
+        {
+            max_count = bins[i];
+        }
+    }
+
+    if (max_count > 76)
+    {
+        for (int i = 0; i != bin_count; i++)
+        {
+            if (bins[i] < 100 && bins[i] > 10)
+            {
+                cout << " " << bins[i] << "|";
+            }
+            else if (bins[i] < 10)
+            {
+                cout << "  " << bins[i] << "|";
+            }
+            else
+            {
+                cout << bins[i] << "|";
+            }
+
+            if (bins[i] != max_count)
+            {
+                height = 76 * (bins[i] / max_count);
+                for (int j = 0; j != height; j++)
+                {
+                    cout << "*";
+                }
+                cout << "\n";
+            }
+            else
+            {
+                height = 76 * 1.0;
+                for (int j = 0; j != height; j++)
+                {
+                    cout << "*";
+                }
+                cout << "\n";
+            }
+        }
+    }
+    //-----
+    else
+    {
+        for (int i = 0; i != bin_count; i++)
+        {
+            if (bins[i] < 100 && bins[i] > 10)
+            {
+                cout << " " << bins[i] << "|";
+            }
+            else if (bins[i] < 10)
+            {
+                cout << "  " << bins[i] << "|";
+            }
+            else
+            {
+                cout << bins[i] << "|";
+            }
+
+            for (int j = 0; j != bins[i]; j++)
+            {
+                cout << "*";
+            }
+            cout << "\n";
+        }
+    }
+}
+//  | 3 3 5 5 5 4 4 4 4 4