using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace _7.Andrey_and_Billiard
{
    public class Program
    {
        public static void Main()
        {
            var numberOfEntities = int.Parse(Console.ReadLine());
            Dictionary<string, decimal> ProductsAndItsPrice = new Dictionary<string, decimal>();

            for (int i = 0; i < numberOfEntities; i++)
            {
                var productAndItsPrice = Console.ReadLine().Split(new char[] { '-' }, StringSplitOptions.RemoveEmptyEntries);
                var product = productAndItsPrice[0];
                var price = decimal.Parse(productAndItsPrice[1]);
                //If the product thoes not exist, its added to dict with its price
                if (!ProductsAndItsPrice.ContainsKey(product))
                {
                    ProductsAndItsPrice[product] = price;
                }
                //if the product exist it overwrite the price of the product
                else
                {
                    ProductsAndItsPrice[product] = price;
                }
            }

            var order = Console.ReadLine();
            var listOfClients = new List<Customer>();

            while (order != "end of clients")
            {
                var result = order.Split(new char[] { '-', ',' }, StringSplitOptions.RemoveEmptyEntries).ToArray();
                var product = result[1];
                var quantity = int.Parse(result[2]);
                var name = result[0];


                // if the product that the client wants exist in the shop, creates new object(client)
                if (ProductsAndItsPrice.ContainsKey(product))
                {
                    var client = new Customer();
                    client.Name = name;
                    client.Product = product;
                    client.Quantity = quantity;
                    client.Bill = client.Quantity * ProductsAndItsPrice[product];
                    listOfClients.Add(client);
                }
                order = Console.ReadLine();
            }

            var clientSBill = new Dictionary<string, Dictionary<Object, decimal>>();

            foreach (var client in listOfClients)
            {
                if (!clientSBill.ContainsKey(client.Name))
                {
                    clientSBill.Add(client.Name, new Dictionary<Object, decimal>());
                    clientSBill[client.Name].Add(client, client.Bill);
                }
                else
                {
                    if (!clientSBill[client.Name].ContainsKey(client.Product))
                    {
                        clientSBill[client.Name][client.Product] = client.Bill;
                        clientSBill[client.Name][client.Quantity] = client.Quantity;
                    }
                    else
                    {
                        clientSBill[client.Name][client] += client.Bill;
                        clientSBill[client.Name][client.Quantity] += client.Quantity;
                    }
                }
            }
        }
    }
}
public class Customer
{
    public decimal Bill { get; set; }
    public string Name { get; set; }
    public string Product { get; set; }
    public int Quantity { get; set; }
}