Ecological premium.cpp

#include<stdio.h>

int main()

{

   int i,testcase,sum;

   int numOfFarmer,sizeOfFarm,numOfAnimal,friendliness;

   while(scanf("%d", &testcase) != EOF)

   {

        while(testcase--)

        {

            sum=0;

            scanf("%d", &numOfFarmer);

            for(i=1;i<=numOfFarmer;i++)

            {

                scanf("%d %d %d", &sizeOfFarm, &numOfAnimal, &friendliness);

                sum+=(sizeOfFarm*friendliness);

            }

        printf("%d\n", sum);

        }

    }

    return 0;                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                0;

}