title: VisualStudio c3861
body: <p>Can u help me with error of my code? I dont know what mean c3861 and how to delete error :(</p>
  
  <pre><code>int main()
  {
      string File[101];
      for (int i = 1; i &lt; 100; i++) {
          File[i] = "liczby" + to_string(i) + ".txt";
          ifstream f(File[i]);
          if (f.good()) {
              wczytywanie(File[i]);
          }
      }
      system("pause");
      return 0;
  }
  </code></pre>
  
  <p>And here is my function of read line from .txt file</p>
  
  <pre><code>void wczytywanie(string filename) {
      ifstream plik(filename);
      int x, y;
      while (plik &gt;&gt; x &gt;&gt; y) {
          cout &lt;&lt; x &lt;&lt; " " &lt;&lt; y;
      }
      plik.close();
  }
  </code></pre>