cs--lab34/main.cpp

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

int main()
{
unsigned int  n;
size_t number_count;
size_t bin_count;
double maxx, minn;

cerr << "Enter number count: "; cin >> number_count;
cerr << "Enter bin count: "; cin >> bin_count;

vector <double> numbers (number_count);
for (int i = 0; i < number_count; i++){
       cerr << "Enter [" << i << "]: "; cin >> numbers[i];
}

maxx = numbers[0];
minn = numbers[0];
for (int i = 0; i < number_count; i++){
        if (numbers[i] < minn)
                    minn = numbers[i];
        if (numbers[i] > maxx)
                    maxx = numbers[i];
}
vector<size_t> bins(bin_count);
double bin_size = (maxx - minn) / 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 = minn + j * bin_size;
                  auto hi = minn + (j + 1) * bin_size;
                  if ((lo <= numbers[i]) && (numbers[i] < hi)){
                           bins[j]++;
                           found = true;
                   }
           }
           if (!found){
                 bins[bin_count - 1]++;
           }
}
int r[20];
r[0]=0;
for (size_t i = 0; i < bin_count; i++){
        r[i+1]=r[i]+bins[i];
}
int maxbin=0;
for (size_t i = 0; i < bin_count; i++){
       if ( r[i+1] > maxbin) maxbin = r[i+1];
}
float k=1;
//k= 76.00 / maxbin;
for (size_t i = 0; i < bin_count; i++){
        if (r[i+1]<10) cout << " ";
        if (r[i+1]<100) cout << " ";
         cout << r[i+1] << "|";
         for (size_t j = 0; j <k*(r[i+1]); j++) {
                cout << "*" ;
         }
         cout << endl;
}
return 0;
}