View Compilation Error

0_0_21250099_5494.cpp: In function 'int main()':
0_0_21250099_5494.cpp:8:32: error: cannot pass objects of non-trivially-copyable type 'std::string {aka class std::basic_string<char>}' through '...'
  while(scanf("%s%lf%lf",s,&n,&p)!=EOF)
                                ^