lab_34/main.cpp

#include <iostream>
#include <vector>
#include <math.h>
#include <stdlib.h>
#include <stdio.h>
#include <curl/curl.h>
#include "histogram.h"
#include "text.h"
#include "svg.h"

using namespace std;

    struct Input {
    vector<double>A;
    size_t bin{};
    };

Input
input_data(istream& tin, bool promt)
{
    size_t n;
    if (promt)
    cerr<<"Marks: ";
    tin>>n;

    Input in;
    in.A.resize(n);
     for (size_t i=0; i<n; i++)
    {
        cerr<<"A["<<i<<"]=";
        cin>>in.A[i];
    }

    if (promt)
    cerr<<"Rows: ";
    tin>>in.bin;
    return in;
}

int main(int argc, char* argv[])
{

    if (argc > 1)
    {
        CURL* curl = curl_easy_init();
        if(curl)
        {
            CURLcode res;
            curl_easy_setopt(curl, CURLOPT_URL, argv[1]);
            res = curl_easy_perform(curl);
            if (res != 0)
            {
                cout << curl_easy_strerror(res);
                exit(1);
            }

        }
        return 0;
    }
    curl_global_init(CURL_GLOBAL_ALL);
    auto in = input_data(cin, false);
    auto B = make_histogram(in.A, in.bin);
    show_histogram_svg (B);

    system("pause");
    return 0;
}