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  1. #include <vector>
  2. #include <iostream>
  3.  
  4. using namespace std;
  5.  
  6. int main() {
  7.     vector<int> v;
  8.     v.reserve(100);
  9.     cout << v.capacity() << "\n";
  10.     vector<int>().swap(v);
  11.     cout << v.capacity() << "\n";
  12. }
Success #stdin #stdout 0s 3028KB
comments (?)
stdin 
Standard input is empty
stdout 
100
0
https://ideone.com/fjAbtx
language:
C++ (gcc 8.3)
created:
10 years ago
visibility:
public

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