/home/toolbox/public_html/solutions/103/10300/10300.cpp
1 #include <iostream>
2
3 int main()
4 {
5 int cases;
6 int farmers;
7 std::cin >> cases;
8 while(cases > 0)
9 {
10 std::cin >> farmers;
11 unsigned long long int total = 0;
12 while(farmers > 0)
13 {
14 unsigned long long int size, animals, environment;
15 std::cin >> size;
16 std::cin >> animals;
17 std::cin >> environment;
18 total += size * environment;
19 farmers--;
20 }
21 std::cout << total << std::endl;
22 cases--;
23 }
24 return 0;
25 }
26