Initial commit

main_original.cpp

@@ -0,0 +1,67 @@
+
+#include <iostream>
+#include <vector>
+
+using namespace std;
+
+const size_t SCREEN_WIDTH = 80;
+const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
+
+int main() {
+    size_t numberCount, binCount, maxCount;
+    double maxx, minn;
+    cerr << "Enter number count: ";
+    cin >> numberCount;
+    vector<double> numbers(numberCount);
+    cerr << "Fill array \"numbers\"\n";
+    for (int i = 0; i < numberCount; i++) {
+        cin >> numbers[i];
+    }
+    maxx = numbers[0];
+    minn = numbers[0];
+    for (auto el: numbers) {
+        if (el > maxx) {
+            maxx = el;
+        }
+        if (el < minn) {
+            minn = el;
+        }
+    }
+    cerr << "Enter bin count: ";
+    cin >> binCount;
+    double binSize = (maxx - minn) / binCount;
+    vector<size_t> bins(binCount);
+    maxCount = 0;
+    for (size_t i = 0; i < numberCount; i++) {
+    bool found = false;
+    for (size_t j = 0; (j < binCount - 1) && !found; j++) {
+        auto lo = minn + j * binSize;
+        auto hi = minn + (j + 1) * binSize;
+        if ((lo <= numbers[i]) && (numbers[i] < hi)) {
+            bins[j]++;
+            found = true;
+            if (bins[j] > maxCount) {
+                maxCount = bins[j];
+            }
+        }
+    }
+       if (!found) {
+        bins[binCount - 1]++;
+        if (bins[binCount - 1] > maxCount) {
+                maxCount = bins[binCount - 1];
+            }
+    }
+    }
+    for (auto bin: bins) {
+        if (bin < 100) {
+            cout << " ";
+        }
+        if (bin < 10) {
+            cout << " ";
+        }
+        size_t height = maxCount < MAX_ASTERISK? bin: MAX_ASTERISK * (static_cast<double>(bin) / maxCount);
+        cout << bin << "|" << string(height, '*');
+        cout << "\n";
+    }
+    return 0;
+}