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  1.  
  2. #include <iostream>
  3. #include <vector>
  4. #include <stdexcept>
  5.  
  6. template<class T>
  7. struct svector : private ::std::vector<T>
  8. {
  9.     typedef ::std::vector<T>
  10.         parent;
  11.  
  12.     using parent::parent;
  13.  
  14.     T& operator[](const size_t n)
  15.     {
  16.         return this->at(n);
  17.     }
  18.     const T& operator[](const size_t n)const
  19.     {
  20.         return this->at(n);
  21.     }
  22.  
  23. };
  24.  
  25. int main()
  26. {
  27.     std::cout << "Hello, world!\n";
  28.  
  29.     const int ar[]={1,2,3};
  30.     svector<int> example(ar, ar+3);
  31.  
  32.     try{
  33.         example[10];
  34.     }
  35.     catch(const std::out_of_range& e)
  36.     {
  37.         std::cout<<"OUT OF RANGE: " << e.what()<<'\n';
  38.     }
  39.  
  40.     catch(const std::exception& e)
  41.     {
  42.         std::cout<<e.what()<<'\n';
  43.     }
  44.  
  45.  
  46. }
Success #stdin #stdout 0s 3228KB
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stdin
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Standard input is empty
stdout
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Hello, world!
OUT OF RANGE: vector::_M_range_check: __n (which is 10) >= this->size() (which is 3)
https://ideone.com/DMBDmm
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

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