cs-lab34/main.cpp

#include <iostream>
#include <vector>
using namespace std;
int main()
{
    size_t number_count;
    cerr << "Enter number count: ";
    cin >> number_count;

    vector<double> numbers(number_count);
    for (size_t i=0; i<number_count; i++)
    {
        cin>>numbers[i];
    }
    size_t bin_count;
    cerr << "Enter count bin: ";
    cin >>bin_count;
    size_t interval;
        cerr << "Enter interval: ";
        cin >> interval;
        double min = numbers[0];
        double max = numbers[0];
        for (double x : numbers)
        {
            if (x < min)
            {
                min = x;
            }
            else if (x > max)
            {
                max = x;
            }
        }
    vector<size_t> bins(bin_count);

    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 SCREEN_WIDTH = 80;
       const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
       size_t height = 0;
       size_t bin_max =0;
       for (double y : bins)
    {
        if (y > bin_max)
        {
            bin_max = y;
        }
    }
    for (size_t bin: bins)
    {
        size_t height = bin;
        height = MAX_ASTERISK * (static_cast<double>(bin) / bin_max);
        if (bin < 100)
        {
            cout << " ";
        }
        if (bin < 10)
        {
            cout << " ";
        }
        cout << bin << "|";
        for (size_t i = 0; i < height; i++)
        {
            cout << "*";
        }
        cout << endl;
    }
        size_t len_numb = 0;
        size_t maxbin = bins[0];
        if (interval < 4 and interval > 9){
            cout << "ERROR";
        }
        else{
            for (size_t bin: bins)
        {
            if (bin>maxbin){
                maxbin=bin;

            }
        }
        size_t maxb=maxbin;
        while(maxbin){
            maxbin/=10;
            len_numb++;
        }
        for(size_t j=1; j<=len_numb; j++){
            cout<<" ";
        }
        cout<<"|";
        int int_part;
        if (maxb%interval==0){
            int_part=maxb/interval;
        }
        else{
            int_part=(maxb/interval)+1;
        }
        for(size_t i=1;i<=int_part;i++){
            cout<<"-----|";
        }
        cout<<endl;
        for(size_t j=1; j<=len_numb; j++){
            cout<<" ";
        }
        cout<<"0     "<<interval;
        for(size_t i=1;i<int_part;i++){
            cout<<"     "<<interval*int_part;
        }
}
    return 0;
}