URI Online Judge | 1281 Going to the Market Solution

URI Online Judge | 1281 Going to the Market
Language: C++
Solution:

#include <iostream>
#include <map>
#include <iomanip>

using namespace std;

int main()
{

    int n,m,p,prodCount;
    string prod;
    double price,totalPrice;
    map<string,double> products;
    cin>>n;
    while(n-->0)
    {
        totalPrice = 0;
        cin>>m;
        for(int i = 0; i<m; i++)
        {
            cin>>prod>>price;
            products[prod] = price;



        }
        cin>>p;
        for(int i = 0; i<p; i++)
        {
            cin>>prod>>prodCount;
            totalPrice += products[prod]*prodCount;


        }
        cout<<fixed<<setprecision(2)<<"R$ "<<totalPrice<<endl;

        products.clear();
    }

}