Create object using user input

#include <iostream>

using namespace std;

int q = 0;

class Good
{
private:
    int name;
    float sell_cost , buy_cost;
public:
    int stock = 0;
};

void name_getter(Good &v[])
{
    cin >> v[q].name;
}

void buy_cost_getter(Good &v[q])
{
    cin >> v[q].buy_cost;
}

void sell_cost_getter(Good &v[q])
{
    cin >> v[q].sell_cost;
}


int finding_desired(string n)
{
    for (int i = 0; i <= q ; i++)
        {
            if ( o[q].name == n )
            {
                return i;
                break;
            }
        }
}


int main()
{
    string command;
    cin >> command;
    Good o[q];
    if ( command == "Define" )
    {
        name_getter(o[q]);
        buy_cost_getter(o[q]);
        sell_cost_getter(o[q]);
        q++;
    }

    else if ( command == "Buy")
    {
        string desired_good_name;
        int number;
        cin >> desired_good_name >> number;
        o[finding_desired(desired_good_name)].stock += number;
    }


    else if ( command == "Delete" )
    {
        string desired_good_s;
        cin >> desired_good_s;
        for (int i = 0; i <= q ; i++)
        {
            if ( o[q].name == desired_good_s &&  )
        }
    }
}