From f9124ca852452c7a03af555e927416243ff4aac5 Mon Sep 17 00:00:00 2001
From: IvanonVG <IvanovVG@mpei.ru>
Date: Sat, 24 May 2025 23:48:44 +0300
Subject: [PATCH] =?UTF-8?q?code:=20=D0=BE=D0=BA=D0=BE=D0=BD=D1=87=D0=B0?=
 =?UTF-8?q?=D1=82=D0=B5=D0=BB=D1=8C=D0=BD=D1=8B=D0=B9=20=D0=B2=D0=B0=D1=80?=
 =?UTF-8?q?=D0=B8=D0=B0=D0=BD=D1=82=20=D0=BA=D0=BE=D0=B4=D0=B0?=
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Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 main.cpp | 47 +++++++++++++++++++++++++++++++++++------------
 1 file changed, 35 insertions(+), 12 deletions(-)

diff --git a/main.cpp b/main.cpp
index 74ebdab..9427aac 100644
--- a/main.cpp
+++ b/main.cpp
@@ -4,6 +4,8 @@
 #include "text.h"
 #include "svg.h"
 #include <curl/curl.h>
+#include <sstream>
+#include <string>
 
 using namespace std;
 
@@ -36,21 +38,42 @@ Input input_data(istream& in, bool prompt) {
 
 
 
-int main(int argc, char* argv[]) {
-    curl_global_init(CURL_GLOBAL_ALL);
-     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);
+size_t
+write_data(void* items, size_t item_size, size_t item_count, void* ctx) {
+    stringstream* buffer = reinterpret_cast<stringstream*>(ctx);
+    size_t data_size = item_size * item_count;
+    (*buffer).write(reinterpret_cast<const char*>(items), data_size);
+    return data_size;
+}
+
+Input
+download(const string& adress){
+    stringstream buffer;
+    CURL* curl = curl_easy_init();
+    if(curl) {
+
+        CURLcode res;
+        curl_easy_setopt(curl, CURLOPT_URL, adress.c_str());
+        curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_data);
+        curl_easy_setopt(curl, CURLOPT_WRITEDATA, &buffer);
+        res = curl_easy_perform(curl);
         if (res != CURLE_OK){
-                cerr << curl_easy_strerror(res);
-                exit(1);
-            }
-            curl_easy_cleanup(curl);
+            cerr << curl_easy_strerror(res);
+            exit(1);
         }
+        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 in = input_data(cin, true);
     auto bins = make_histogram(in.numbers, in.bin_count);
     show_histogram_svg(bins);