Build: добавлены файл проекта и код персонального варианта

Lab4_main_personal.cpp

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

Lab4_personal.cbp

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+<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
+<CodeBlocks_project_file>
+	<FileVersion major="1" minor="6" />
+	<Project>
+		<Option title="Lab4_personal" />
+		<Option pch_mode="2" />
+		<Option compiler="gcc" />
+		<Build>
+			<Target title="Debug">
+				<Option output="bin/Debug/Lab4_personal" prefix_auto="1" extension_auto="1" />
+				<Option object_output="obj/Debug/" />
+				<Option type="1" />
+				<Option compiler="gcc" />
+				<Compiler>
+					<Add option="-g" />
+				</Compiler>
+			</Target>
+			<Target title="Release">
+				<Option output="bin/Release/Lab4_personal" prefix_auto="1" extension_auto="1" />
+				<Option object_output="obj/Release/" />
+				<Option type="1" />
+				<Option compiler="gcc" />
+				<Compiler>
+					<Add option="-O2" />
+				</Compiler>
+				<Linker>
+					<Add option="-s" />
+				</Linker>
+			</Target>
+		</Build>
+		<Compiler>
+			<Add option="-Wall" />
+		</Compiler>
+		<Extensions />
+	</Project>
+</CodeBlocks_project_file>