View Compilation Error

0_0_36070147_26129.cpp: In function 'int main()':
0_0_36070147_26129.cpp:81:19: error: cannot pass objects of non-trivially-copyable type 'std::string {aka class std::basic_string<char>}' through '...'
    scanf("%s", tmp);
                   ^
0_0_36070147_26129.cpp:85:18: error: cannot pass objects of non-trivially-copyable type 'std::string {aka class std::basic_string<char>}' through '...'
   scanf("%s", tmp);
                  ^