cs_lab34_actual/main.cpp

#include <iostream>
#include <vector>
#include <algorithm>

using namespace std;

int main() {
	setlocale(LC_ALL, "ru");

	size_t number_count;

	cerr << "Введите количество чисел" << endl;
	cin >> number_count;
	
	vector<double> numbers(number_count);

	for (int i = 0; i < number_count; i++) {
		cerr << "Введите число #" << i + 1 << endl;
		cin >> numbers[i];
	}

	size_t bin_count;

	cerr << "Введите количество корзин" << endl;
	cin >> bin_count;

	vector<size_t> bins(bin_count);

	auto min_it = min_element(numbers.begin(), numbers.end());
	double min = *min_it;
	auto max_it = max_element(numbers.begin(), numbers.end());
	double max = *max_it;

	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]++;
		}
	} 

	const size_t max_asterisk = 76;
	auto max_count_it = max_element(bins.begin(), bins.end());
	double max_count = *max_count_it;

	size_t height;

	for (int i = 0; i < bin_count; i++) {	
		if (bins[i] < 10) {
			cout << "  ";
		}
		else if(bins[i] < 100) {
			cout << " ";
		}
		cout << bins[i] << "|";
		height = 76 * (static_cast<double>(bins[i]) / max_count);
		for (int j = 0; j < height; j++) {
			cout << "*";
		}
		cout << endl;
	}
}