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138 строки
2.4 KiB
C++
138 строки
2.4 KiB
C++
#include <vector>
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#include <math.h>
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#include <iostream>
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#include <conio.h>
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#include <fstream>
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#include "histogram.h"
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#include "text.h"
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#include "svg.h"
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#include <curl/curl.h>
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#include <sstream>
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#include <string>
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using namespace std;
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struct Input
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{
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vector<double> numbers;
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size_t bin_count{};
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};
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Input
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input_data(istream& in, bool prompt)
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{
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if (prompt)
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{
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cerr << "Enter number count: ";
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}
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size_t number_count;
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in >> number_count;
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Input ik;
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ik.numbers.resize(number_count);
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cerr << "Input numbers: ";
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for (size_t i = 0; i < number_count; i++)
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{
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in >> ik.numbers[i];
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}
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cerr << "Input bin count: ";
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in>> ik.bin_count;
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return ik;
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}
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size_t write_data(void* items, size_t item_size, size_t item_count, void* ctx)
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{
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size_t data_size = item_size * item_count;
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stringstream* buffer = reinterpret_cast<stringstream*>(ctx);
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buffer->write(static_cast<const char*>(items), data_size);
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return 0;
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}
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Input
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download(const string& address)
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{
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stringstream buffer;
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CURL *curl = curl_easy_init();
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if(curl)
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{
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CURLcode res;
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curl_easy_setopt(curl, CURLOPT_URL, address);
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curl_easy_setopt(curl, CURLOPT_WRITEDATA, &buffer);
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res = curl_easy_perform(curl);
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curl_easy_cleanup(curl);
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if (res != CURLE_OK)
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{
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cout << curl_easy_strerror;
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exit(1);
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}
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}
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curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_data);
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return input_data(buffer, false);
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}
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int main(int argc, char* argv[])
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{
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Input input;
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if (argc > 1)
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{
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input = download(argv[1]);
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}
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else
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{
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input = input_data(cin, true);
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}
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const auto bins = make_histogramm(input.numbers, input.bin_count);
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show_histogram_svg(bins);
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getch();
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return 0;
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}
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/*
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struct Input
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{
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vector<double> numbers;
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size_t bin_count{};
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};
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Input
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input_data(){
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cerr << "Input numbers count: ";
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size_t number_count;
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cin >> number_count;
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Input in;
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in.numbers.resize(number_count);
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cerr << "Input numbers: ";
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for (size_t i = 0; i < number_count; i++)
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{
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cin >> in.numbers[i];
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}
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cerr << "Input bin count: ";
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cin >> in.bin_count;
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return in;
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}
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int main()
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{
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Input in = input_data();
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auto bins = make_histogramm(in.numbers, in.bin_count);
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show_histogram_svg(bins);
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return 0;
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}*/
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