text: #include <iostream>
  #include <vector>
  
  using std::cin;
  using std::cout;
  using std::endl;
  using std::vector;
  
  int main() {
      vector< int > intArray;
      for ( decltype( intArray.size()) i = 0; i < 10 ; i ++ ){
          intArray.push_back( i );
      }
  
      for ( auto it = intArray.begin() ; it != intArray.end() ; it ++ ){
          *it *= *it;
      }
  
      for ( auto it = intArray.cbegin() ; it != intArray.cend() ; it ++ ){
          cout << *it << " ";
      }
      cout << endl;
      return 0;
  }
  