код 1 лабы + вынос функций

main.cpp

@@ -0,0 +1,70 @@
+#include <iostream>
+#include <vector>
+
+using namespace std;
+
+struct Input
+{
+    vector<double> numbers;
+    size_t bin_count{};
+};
+
+Input input_data()
+{
+    size_t number_count;
+    cerr << "Number count: ";
+    cin >> number_count;
+    Input in;
+    in.numbers.resize(number_count);
+
+    cerr << "Numbers: ";
+    for (size_t i = 0; i < number_count; i++) {
+        cin >> in.numbers[i];
+    }
+    cerr << "Enter bin count:";
+    cin >> in.bin_count;
+    return in;
+}
+
+void find_minmax(const vector<double>& numbers, double& min, double& max) {
+    if (numbers.empty()) {
+        return;
+    }
+    min = numbers[0];
+    max = numbers[0];
+
+    for (double x : numbers) {
+        if (x < min) min = x;
+        if (x > max) max = x;
+    }
+}
+
+int main() {
+    auto in = input_data();
+
+    double min, max;
+    find_minmax(in.numbers, min, max);
+
+    vector<size_t> bins(in.bin_count);
+    for (double x : in.numbers) {
+        size_t bin_index = (x - min) / (max - min) * in.bin_count;
+        if (bin_index == in.bin_count) bin_index--;
+        bins[bin_index]++;
+    }
+
+    const size_t SCREEN_WIDTH = 80;
+    size_t max_count = 0;
+    for (size_t count : bins) {
+        if (count > max_count) max_count = count;
+    }
+
+    for (size_t bin : bins) {
+        size_t height = bin * SCREEN_WIDTH / max_count;
+        for (size_t i = 0; i < height; i++) {
+            cout << '*';
+        }
+        cout << endl;
+    }
+
+    return 0;
+}