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#include <iostream>
#include "sales_data.hpp"
/*
*
* 2.41 - 1.22
*
*
*/
int main () {
SalesData book1;
SalesData Sum;
if(std::cin >> Sum.BookNo >> Sum.UnitsSold >> Sum.Revenue) {
while(std::cin >> book1.BookNo >> book1.UnitsSold >> book1.Revenue) {
if(Sum.BookNo == book1.BookNo) {
Sum.UnitsSold += book1.UnitsSold;
Sum.Revenue += book1.Revenue;
} else {
std::cout << "These books do not have the same ISBN" << std::endl;
return -1;
}
}
}
std::cout << Sum.BookNo << " " << Sum.UnitsSold << " " << Sum.Revenue << std::endl;
return 0;
}
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