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  1. #include <iostream>
  2. #include <sstream>
  3. #include <vector>
  4. #include <cstdint>
  5. #include <iterator>
  6. using namespace std;
  7.  
  8. template <class T> int getVector(istream& s,
  9.                                                                  int32_t         nbrCells,
  10.                                                                  typename vector<T>::iterator iter)
  11. {
  12.         int             rc = 0;
  13.         typename vector<T>::iterator save = iter;
  14.  
  15.         if (s.flags() & ios::hex)
  16.         {
  17.                 uint32_t        utemp;
  18.                 while ((distance(save, iter) != nbrCells) && (s >> utemp))
  19.                         *iter++ = utemp;
  20.         }
  21.         else
  22.         {
  23.                 int32_t         temp;
  24.                 while ((distance(save, iter) != nbrCells) && (s >> temp))
  25.                         *iter++ = temp;
  26.  
  27.         }
  28.     return rc;
  29. }
  30. int main()
  31. {
  32.     std::vector<int32_t> v(10);
  33.     std::istringstream is("1 2 3 4 5\n6 7 8 9 10");
  34.     const int32_t NCO=10;
  35.     int rc = getVector<int32_t>(is, NCO, v.begin());
  36.     copy(v.begin(), v.end(), std::ostream_iterator<int32_t>(std::cout, " "));
  37.     std::cout << '\n';
  38. }
  39.  
Success #stdin #stdout 0s 2964KB
comments (?)
stdin 
Standard input is empty
stdout 
1 2 3 4 5 6 7 8 9 10
https://ideone.com/bc1l7
language:
C++14 (gcc 8.3)
created:
13 years ago
visibility:
public

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