get data from terminal c++

  int i;
  cout << "Please enter an integer value: ";
  cin >> i;// Just some basic format 

#include <iostream>
#include <string>
using namespace std;

int main()
{
 cout << "Print a String" << endl; 
}int age;
cin >> age;// cin with strings
#include <iostream>
#include <string>
using namespace std;

int main ()
{
  string mystr;
  cout << "What's your name? ";
  getline (cin, mystr);
  cout << "Hello " << mystr << ".\n";
  cout << "What is your favorite team? ";
  getline (cin, mystr);
  cout << "I like " << mystr << " too!\n";
  return 0;
}cout << "Phrase << endl;