answer.code: In function ‘int main()’:
answer.code:43:101: warning: top-level comma expression in array subscript is deprecated [-Wcomma-subscript]
   43 |                 if(i <= r) f[i] = min(f[mid * 2 - i], r - i+1), jb += max(f[mid * 2 - i-( r - i + 1), 0);
      |                                                                                                     ^
answer.code:43:104: error: expected ‘]’ before ‘)’ token
   43 |                 if(i <= r) f[i] = min(f[mid * 2 - i], r - i+1), jb += max(f[mid * 2 - i-( r - i + 1), 0);
      |                                                                                                        ^
      |                                                                                                        ]
answer.code:43:74: error: no matching function for call to ‘max(int&)’
   43 |                 if(i <= r) f[i] = min(f[mid * 2 - i], r - i+1), jb += max(f[mid * 2 - i-( r - i + 1), 0);
      |                                                                       ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from answer.code:1:
/usr/include/c++/14/bits/stl_algobase.h:257:5: note: candidate: ‘template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)’
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note:   candidate expects 2 arguments, 1 provided
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: candidate: ‘template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)’
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note:   candidate expects 3 arguments, 1 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5705:5: note: candidate: ‘template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)’
 5705 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5705:5: note:   template argument deduction/substitution failed:
answer.code:43:74: note:   mismatched types ‘std::initializer_list<_Tp>’ and ‘int’
   43 |                 if(i <= r) f[i] = min(f[mid * 2 - i], r - i+1), jb += max(f[mid * 2 - i-( r - i + 1), 0);
      |                                                                       ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algo.h:5715:5: note: candidate: ‘template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)’
 5715 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5715:5: note:   candidate expects 2 arguments, 1 provided
answer.code:28:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   28 |         scanf("%s", s + 1);
      |         ~~~~~^~~~~~~~~~~~~