// Hero’s Inventory 3.0
// Demonstrates iterators
#include <iostream>
#include <string>
#include <vector>
using namespace std;
int main()
{
   vector<string> inventory;
   inventory.push_back("sword");
   inventory.push_back("armor");
   inventory.push_back("shield");
   
   vector<string>::iterator myIterator;
   vector<string>::const_iterator iter;
   
   cout << "Your items:\n";
   for (iter = inventory.begin(); iter != inventory.end(); ++iter)
   {
      cout << *iter << endl;
   }
   cout << "\nYou trade your sword for a battle axe.";
   myIterator = inventory.begin();
   *myIterator = "battle axe";
   cout << "\nYour items:\n";
   for (iter = inventory.begin(); iter != inventory.end(); ++iter)
   {
      cout << *iter << endl;
   }
   
   cout << "\nThe item name ’" << *myIterator << "’ has ";
   cout << (*myIterator).size() << " letters in it.\n";
   cout << "\nThe item name ’" << *myIterator << "’ has ";
   cout << myIterator->size() << " letters in it.\n";
   
   cout << "\nYou recover a crossbow from a slain enemy.";
   inventory.insert(inventory.begin(), "crossbow");
   cout << "\nYour items:\n";
   for (iter = inventory.begin(); iter != inventory.end(); ++iter)
   {
      cout << *iter << endl;
   }
   cout << "\nYour armor is destroyed in a fierce battle.";
   inventory.erase((inventory.begin() + 2));
   cout << "\nYour items:\n";
   for (iter = inventory.begin(); iter != inventory.end(); ++iter)
   {
      cout << *iter << endl;
   }
   return 0;
}