1009-Salary with Bonus-URI Online Judge

#include<stdio.h>
int main()
{
    char str[10];
    scanf("%s",str);
    double a,b,sum;
    scanf("%lf %lf",&a, &b);
    sum=a + (b*15)/100;
    printf("TOTAL = R$ %.02lf\n",sum);
    return 0;
}