#include <iostream> #include <vector> using namespace std; struct Input { vector<double> numbers; size_t bin_count{}; }; Input input_data() { size_t number_count; Input in; cerr << "Enter number count: "; cin >> number_count; vector<double> numbers(number_count); in.numbers.resize(number_count); for (size_t i = 0; i < number_count; i++) { cin >> in.numbers[i]; } cerr << "Enter bins count: "; cin >> in.bin_count; return in; } void find_minmax(const vector<double>& numbers, double& min, double& max) { min = numbers[0]; max = numbers[0]; // (çäåñü êîä ïîèñêà ìèíèìóìà è ìàêñèìóìà) for (double value : numbers) { if (value < min) {min = value;} else if (value > max) {max = value;} } } vector<size_t> make_histogram(const vector<double>& numbers, size_t& bin_count) { double min, max; find_minmax(numbers, min, max); double bin_size = (max - min) / bin_count; vector<size_t> bins(bin_count); for (size_t i = 0; i < numbers.size(); i++) { for (size_t j = i + 1; j < numbers.size(); j++) { if (numbers[i] == numbers[j]) { //numbers.erase(numbers.begin() + j); //number_count--; //i--; //cout << "Removed number " << numbers[j] << endl; } } } for (size_t i = 0; i < numbers.size(); i++) { bool found = false; for (size_t j = 0; (j < bin_count - 1) && !found; j++) { auto low_bound = min + j * bin_size; auto high_bound = min + (j + 1) * bin_size; if ((low_bound <= numbers[i]) && (numbers[i] < high_bound)) { bins[j]++; found = true; } } if (!found) { bins[bin_count - 1]++; } } return bins; } void show_histogram_text(const vector<size_t>& bins, size_t& bin_count) { const size_t SCREEN_WIDTH = 80; const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1; size_t max_count = 0; for (size_t s = 0; s < bin_count; s++) { if (bins[s] > max_count) { max_count = bins[s]; } } for (size_t bin : bins) { if (bin < 100) cout << " "; if (bin < 10) cout << " "; cout << bin; cout << "|"; size_t height = MAX_ASTERISK * (static_cast<double>(bin) / max_count); if (max_count <= MAX_ASTERISK) height = bin; for (size_t i = 0; i < height; i++) cout << "*"; cout << endl; } } int main() { Input in = input_data(); vector<size_t> bins = make_histogram(in.numbers, in.bin_count); show_histogram_text(bins, in.bin_count); }