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  1. #include <iostream>
  2. #include <vector>
  3. #include <functional>
  4.  
  5. int main()
  6. {
  7.     std::vector<int> elements {1, 3, 5, 2, 6, 4, 7, 0, 8, 9};
  8.     std::vector<std::reference_wrapper<int>> range {elements.begin()+2, elements.end()-2};
  9.     for(int &v : range)
  10.     {
  11.         v += 5;
  12.     }
  13.     for(auto &v : elements)
  14.     {
  15.         std::cout << v << ' ' << std::flush;
  16.     }
  17. }
  18.  
Success #stdin #stdout 0s 2984KB
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stdin
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Standard input is empty
stdout
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1 3 10 7 11 9 12 5 8 9
https://ideone.com/uFgF6S
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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