#include <iostream>
#include <vector>
#include <conio.h>
using namespace std;

int main()
{
    size_t i,j;
    size_t numbers_count,bin_count;
    cout<<"enter number count:";
    cin>>numbers_count;
    cout<<"enter bin_count:";
    cin>>bin_count;
    vector<double> numbers(numbers_count);
    for(i=0;i<numbers_count;i++){
        cout<<"numbers["<<i<<"]=";
        cin>>numbers[i];
    }
    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(i=0;i<numbers_count;i++){
        bool found=false;
        for(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]++;
        }
    }
    for(i=0;i<bin_count;i++){
        cout<<bins[i]<<"|";
        for(j=0;j<bins[i];j++){
            cout<<"*";
        }
        cout<<endl;
    }
    getch();
}