Help please in C++

You must create a program that allow to manage the inventory of a store. The program must have a menu that allow to perform the following three actions:

1. Add a new item
2. Remove an item
3. Replicate n times and existing item

The program must have two dynamic arrays: one for store the name of the product and other to store the price of the product. The size of each array must be of the same number as products in the store. Each action must be performed by a function that receives the corresponding parameter to execute each action.