{
  SetConsoleCP(1251);
  SetConsoleOutputCP(1251);

  cout << «Enter the first value: " << endl;
  cin >> xStart;
  cout << «Enter the last value: " << endl;
  cin >> xFinish;
  cout << «Enter a step: " << endl;
  cin >> xStep;
  for (float x = xStart; x <= xFinish; x += xStep)
  {
    int n = 0;
    double finalResult = 0;
    do {
      formula =  (- M_PI_2)  + ((pow(-1, n + 1)) / ((2*n + 1) * (pow(x, 2 * n + 1))));
      n++;
      finalResult += formula;
    } while (fabs(formula) > eps);
    cout << «Argument value: " << x << "\tFunction value: " << finalResult
    << "\tN»umber of iterations << n - 1 << "\tBy normal formula: " << sin(x) / x << endl;
  }

  system("PAUSE");
  return 0;
}

Hi everyone! Does anybody know why my code is not work? It is getting a «cin» variables values, but doesn’t give me results. Can anybody help me?