cs-lab34/main.cpp

#include <iostream>
#include <vector>
using namespace std;

int main()
{
    size_t numbers_count;
    cerr << "Enter numbers count: ";
    cin >> numbers_count;
    vector<double> numbers(numbers_count);
    cerr << "Enter numbers: ";

    for (int i = 0; i < numbers_count; i++) {
        cin >> numbers[i];
    }

    size_t bin_count;
    cerr << "Enter bin count: ";
    cin >> bin_count;
    vector<size_t> bins(bin_count);
    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 < numbers_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]++;
            }
    }

    /*
    cout << "Numbers: ";
    for (int i=0;i<numbers_count;i++){
        cout << numbers[i] << " ";
    }
    cout << "\n";
    cout << "Bins: ";
    for (int i=0;i<bin_count;i++){
        cout << bins[i] << " ";
    }
    cout << "\n";

    cout << numbers[0] << " ";
    cout << bins[1];
    */

    size_t max_count = bins[0];

    for (size_t x : bins) {
        if (x > max_count) {
            max_count = x;
        }
    }

    /*if (max_count > 76) {
        for (size_t i = 0; i < bin_count; i++) {
            if (bins[i] == max_count) {
                bins[i] = 76 * 1.0;
            }
            else {
                bins[i] = 76 * (static_cast<double>(bins[i]) / max_count);
            }
        }
    }*/


    for (int i = 0; i < bin_count; i++) {
        /*if ((bins[i] >= 100) && (bins[i] < 1000)){
            cout << " " << bins[i] << "|";
        }*/
        if ((bins[i] >= 1) && (bins[i] < 10)){
            cout << "  " << bins[i] << "|";
        }
        else if ((bins[i] >= 10) && (bins[i] < 100)){
            cout << " " << bins[i] << "|";
        }
        else {
            cout << bins[i] << "|";
        }
        if (max_count > 76) {
                if (bins[i] == max_count) {
                    bins[i] = 76 * 1.0;
                }
                else {
                    bins[i] = 76 * (static_cast<double>(bins[i]) / max_count);
                }
        }
        for (int j = 0;j < bins[i]; j++){
            cout << "*";
        }
        cout << "\n";
    }

    return 0;
}