// vector::begin/end
#include <iostream>
#include <vector>
#include <algorithm>
 
int main ()
{
  std::vector<int> myvector;
  std::cout<<myvector.size();
  for (int i=1; i<=5; i++) myvector.push_back(i);
  std::cout << "myvector contains:";
  for (std::vector<int>::iterator it = myvector.begin() ; it != myvector.end(); ++it)
    std::cout << ' ' << *it;
  std::cout << '\n';
  for (std::vector<int>::reverse_iterator it = myvector.rbegin() ; it != myvector.rend(); ++it)
    std::cout << ' ' << *it;
  std::cout << '\n';
  for(int i=0;i<myvector.size()+1;i++){
  std::cout<<myvector[i]<<" ";
  }
 
sort(myvector.begin(),myvector.end());
std::vector<int>::iterator it;
it=find(myvector.begin(),myvector.end(),5);
if ((it==myvector.end())) std::cout<<"немає";
  return 0;
}

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