#include
     
      using namespace std;int main(){    int n,m;    unsigned long long int a,b,c,sum;    while((scanf("%d",&n)!=EOF))    {        for(int i=0;i
      
       >m;            sum=0;            for(int i=0;i
       
        >a>>b>>c;                sum+=a*c;            }            cout<
        
         <