View Compilation Error

0_0_14302343_27774.cpp: In function 'int main()':
0_0_14302343_27774.cpp:37:15: error: cannot pass objects of non-trivially-copyable type 'std::string {aka class std::basic_string<char>}' through '...'
   scanf("%s",s);
               ^
0_0_14302343_27774.cpp:72:42: error: too many arguments to function 'bool isPal(int, int)'
     if (isPal(pre[i] + 1, end_s[j] - 1, s))
                                          ^
0_0_14302343_27774.cpp:17:6: note: declared here
 bool isPal(int start, int end)
      ^