#include <cassert>
#include <vector>

// implement everything here

int main()
{
    std::vector<Item_Base*> items {
        new Weapon {
            Attack{5.0}
        },
        new Armor {
            Defend{10.0}
        },
        new Shield {
            Defend{2.0},
            Attack{2.5},
            Defense_Multiplier{2.5}
        },
        new Sword {
            Named{"Excalibur"},
            Attack{5.0},
            Damage_Multiplier{5.0}
        }
    };

    assert(items[0]->damage() == 5.0);

    assert(items[1]->defense() == 10.0);

    assert(items[2]->damage() == 2.5);
    assert(items[2]->defense() == 5.0);
    
    assert(static_cast<Sword*>(items[3])->name == "Excalibur");
    assert(items[3]->damage() == 25.0);
}