Solution of URI 1010 :: Simple Calculate

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/**Bismillahir Rahmanir Rahim.**/

#include <stdio.h>
int main()
{
    int a,b,c,d;
    double e,f,g;
    scanf ("%d %d %lf", &a,&b,&e);
    scanf ("%d %d %lf", &c,&d,&f);
    g=(b*e)+(d*f);
    printf ("VALOR A PAGAR: R$ %.2lf\n",g);
    return 0;
}