find vector size in c++

#include <vector>

int main() {
  std::vector<int> myVector = { 666, 1337, 420 };
  
  size_t size = myVector.size(); // 3
  
  myVector.push_back(399); // Add 399 to the end of the vector
  
  size = myVector.size(); // 4
}

3.56
9
Hornj 105 points

                                    vectorName.size();

3.56 (9 Votes)
0
3.8
10

                                    vector&lt;int&gt; a;
//to directly find the size of the vector;
//use  a.size(;

cout &lt;&lt;&quot; &quot; &lt;&lt; a.size();

3.8 (10 Votes)
0
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