#include <iostream> #include <cmath> #include <vector> using namespace std; int main() { size_t count, bin_count; size_t i, j; float min, max, bin_size; float low, hi; cerr << "Count= "; cin >> count; cerr << "Bin_count= "; cin >> bin_count; vector<double>numbers(count); vector<size_t>bins(bin_count); for (i = 0; i < count; i++) { cin >> numbers[i]; } min = numbers[0]; max = numbers[0]; for (i = 0; i < count; i++) { if (numbers[i] > max) max = numbers[i]; if (numbers[i] < min) min = numbers[i]; } bin_size = (max - min) / bin_count; low = min; hi = low + bin_size; for (i = 0; i < count; i++) { bool found = false; for (j = 0; (j < bin_count - 1) && !found; j++) { low = min + j * bin_size; hi = min + (j + 1) * bin_size; if ((low <= numbers[i]) && (numbers[i] < hi)) { bins[j]++; found = true; } } if (found == false) { bins[bin_count - 1]++; } } size_t sum_bins = 0; for (size_t bin : bins) { sum_bins += bin; } size_t sred_bin = sum_bins / bin_count; const size_t SCREEN_WIDTH = 80; const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1; size_t max_bin = bins[0]; for (size_t bin : bins) if (bin > max_bin) max_bin = bin; for (size_t bin : bins) { int height = bin; if (max_bin > MAX_ASTERISK) { height = MAX_ASTERISK * (static_cast<double>(bin) / max_bin); } if (bin < 100) cout << " "; if (bin < 10) cout << " "; cout << bin << "|"; if (height > sred_bin) { for (size_t i = 0; i < sred_bin; i++) cout << "*"; for (size_t i = sred_bin; i < height; i++) cout << "+"; } else { for (size_t i = 0; i < height; i++) cout << "*"; for (size_t i = height; i < sred_bin; i++) cout << "-"; } cout << endl; } return 0; }