code: исходный код

main.cpp

@@ -0,0 +1,124 @@
+#include <iostream>
+#include <vector>
+#include <math.h>
+
+using namespace std;
+
+int main()
+{
+    const size_t SCREEN_WIDTH = 80;
+    const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
+    size_t number_count, bin_count;
+    cerr << "Enter number count: ";
+    cin >> number_count;
+    cerr << "Enter bin count: ";
+    cin >> bin_count;
+    vector<double> numbers(number_count);
+    vector<size_t> bins(bin_count);
+    cerr << "Enter numbers: ";
+    for (size_t i = 0; i < number_count; i++) {
+        cin >> numbers[i];
+    }
+    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]++;
+        }
+    }
+    size_t max_count = bins[0];
+    size_t count = 0;
+    short space_count;
+    for (size_t x : bins) {
+        if (x > max_count) {
+            max_count = x;
+        }
+    }
+    if (max_count <= MAX_ASTERISK) {
+        for (size_t i = 0; i < bin_count; i++) {
+            if (bins[i] < 10) {
+                space_count = 2;
+            } else if (bins[i] >= 10 && bins[i] < 100) {
+                space_count = 1;
+            } else {
+                space_count = 0;
+            }
+            for (size_t k = 0; k < space_count; k++) {
+                cout << " ";
+            }
+            cout << bins[i];
+            cout << "|";
+            if (i == 0){
+                for (size_t j = 0; j < bins[i]; j++) {
+                    if (j != bins[i+1]) {
+                        cout << "*";
+                    } else if (j == bins[i+1]){
+                        cout << "V";
+                        }
+                    }
+                } else if (i == bin_count-1){
+                for (size_t j = 0; j < bins[i]; j++) {
+                    if (j != bins[i-1]) {
+                        cout << "*";
+                    } else if (j == bins[i-1]){
+                        cout << "^";
+                    }
+                }
+            } else {
+                for (size_t j = 0; j < bins[i]; j++) {
+                    if (j != bins[i-1]-1 && j != bins[i+1]-1) {
+                        cout << "*";
+                    } else if (j == bins[i-1]-1 && j == bins[i+1]-1){
+                        cout << "N";
+                    } else if (j == bins[i-1]-1){
+                        cout << "^";
+                    } else if (j == bins[i+1]-1){
+                        cout << "V";
+                    }
+                }
+            }
+            cout << "\n";
+        }
+    } /*else {
+        for (size_t i = 0; i < bin_count; i++) {
+            if (bins[i] < 10) {
+                space_count = 2;
+            } else if (bins[i] >= 10 && bins[i] < 100) {
+                space_count = 1;
+            } else {
+                space_count = 0;
+            }
+            for (size_t k = 0; k < space_count; k++) {
+                cout << " ";
+            }
+            cout << bins[i];
+            cout << "|";
+            size_t height = static_cast<size_t>(MAX_ASTERISK * (static_cast<double>(bins[i]) / max_count));
+            for (size_t j = 0; j < height; j++) {
+                cout << "*";
+            }
+            cout << "\n";
+        }
+    }*/
+    system("pause");
+
+    return 0;
+}