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  1. #include <vector>
  2. #include <iostream>
  3.  
  4. int main ()
  5. {
  6.     std::vector<int> v(60, 42);
  7.     std::cout << v.capacity() << std::endl;
  8.     v.erase(v.begin() + 2, v.begin() + 12);
  9.     std::cout << v.capacity() << std::endl;
  10.  
  11.     std::vector<int>(v.begin(), v.end()).swap(v);
  12.  
  13.     std::cout << v.capacity() << std::endl;
  14. }
  15.  
Success #stdin #stdout 0s 3028KB
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Standard input is empty
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60
60
50
https://ideone.com/S79545
language:
C++14 (gcc 8.3)
created:
12 years ago
visibility:
public

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