retro.cpp:32:10: error: 'll pow [55]' redeclared as different kind of symbol
ll pow[55];
^
In file included from /usr/include/features.h:367:0,
from /usr/include/x86_64-linux-gnu/c++/7/bits/os_defines.h:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/c++config.h:533,
from /usr/include/c++/7/cassert:43,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:33,
from retro.cpp:1:
/usr/include/x86_64-linux-gnu/bits/mathcalls.h:153:1: note: previous declaration 'double pow(double, double)'
__MATHCALL_VEC (pow,, (_Mdouble_ __x, _Mdouble_ __y));
^
retro.cpp: In function 'int main()':
retro.cpp:48:10: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
pow[0] = 1;
^
retro.cpp:50:39: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
for (int i = 1; i < 55; i++) pow[i] = pow[i - 1] + pow[i - 1];
^
retro.cpp:50:52: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
for (int i = 1; i < 55; i++) pow[i] = pow[i - 1] + pow[i - 1];
^
retro.cpp:50:65: error: invalid types '<unresolved overloaded function type>[int]' for array subscript
for (int i = 1; i < 55; i++) pow[i] = pow[i - 1] + pow[i - 1];
^
retro.cpp:74:55: warning: unused variable 'st' [-Wunused-variable]
ll nw = f[i][j][k].F, nk = k, st = f[i][j][k].S;
^~
retro.cpp:105:69: error: no match for 'operator==' (operand types are 'std::pair<long long int, long long int>' and 'int')
if (a + J < m && a + J >= 0 && f[I + 1][a + J][K] == val && s[I + 1][a + J] != '#') pos = a + J;
~~~~~~~~~~~~~~~~~~~^~~~~~
In file included from /usr/include/c++/7/regex:62:0,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:110,
from retro.cpp:1:
/usr/include/c++/7/bits/regex.h:940:5: note: candidate: template<class _BiIter> bool std::__cxx11::operator==(const std::__cxx11::sub_match<_BiIter>&, const std::__cxx11::sub_match<_BiIter>&)
operator==(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
^~~~~~~~
/usr/include/c++/7/bits/regex.h:940:5: note: template argument deduction/substitution failed:
retro.cpp:105:72: note: 'std::pair<long long int, long long int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
if (a + J < m && a + J >= 0 && f[I + 1][a + J][K] == val && s[I + 1][a + J] != '#') pos = a + J;
^~~
In file included from /usr/include/c++/7/regex:62:0,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:110,
from retro.cpp:1:
/usr/include/c++/7/bits/regex.h:1013:5: note: candidate: template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const std::__cxx11::sub_match<_BiIter>&)
operator==(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
^~~~~~~~
/usr/include/c++/7/bits/regex.h:1013:5: note: template argument deduction/substitution failed:
retro.cpp:105:72: note: 'std::pair<long long int, long long int>' is not derived from 'std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>'
if (a + J < m && a + J >= 0 && f[I + 1][a + J][K] == val && s[I + 1][a + J] != '#') pos = a + J;
^~~
In file included from /usr/include/c++/7/regex:62:0,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:110,
from retro.cpp:1:
/usr/include/c++/7/bits/regex.h:1093:5: note: candidate: template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator==(const std::__cxx11::sub_match<_BiIter>&, std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)
operator==(const sub_match<_Bi_iter>& __lhs,
^~~~~~~~
/usr/include/c++/7/bits/regex.h:1093:5: note: template argument deduction/substitution failed:
retro.cpp:105:72: note: 'std::pair<long long int, long long int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
if (a + J < m && a + J >= 0 && f[I + 1][a + J][K] == val && s[I + 1][a + J] != '#') pos = a + J;
^~~
In file included from /usr/include/c++/7/regex:62:0,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:110,
from retro.cpp:1:
/usr/include/c++/7/bits/regex.h:1173:5: note: candidate: template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type*, const std::__cxx11::sub_match<_BiIter>&)
operator==(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
^~~~~~~~
/usr/include/c++/7/bits/regex.h:1173:5: note: template argument deduction/substitution failed:
retro.cpp:105:72: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'int'
if (a + J < m && a + J >= 0 && f[I + 1][a + J][K] == val && s[I + 1][a + J] != '#') pos = a + J;
^~~
In file included from /usr/include/c++/7/regex:62:0,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:110,
from retro.cpp:1:
/usr/include/c++/7/bits/regex.h:1247:5: note: candidate: template<class _Bi_iter> bool std::__cxx11::operator==(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)
operator==(const sub_match<_Bi_iter>& __lhs,
^~~~~~~~
/usr/include/c++/7/bits/regex.h:1247:5: note: template argument deduction/substitution failed:
retro.cpp:105:72: note: 'std::pair<long long int, long long int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
if (a + J < m && a + J >= 0 && f[I + 1][a + J][K] == val && s[I + 1][a + J] != '#') pos = a + J;
^~~
In file included from /usr/include/c++/7/regex:62:0,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:110,
from retro.cpp:1:
/usr/include/c++/7/bits/regex.h:1321:5: note: candidate: template<class _Bi_iter> bool std::__cxx11::operator==(const typename std::iterator_traits<_Iter>::value_type&, const std::__cxx11::sub_match<_BiIter>&)
operator==(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
^~~~~~~~
/usr/include/c++/7/bits/regex.h:1321:5: note: template argument deduction/substitution failed:
retro.cpp:105:72: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'int'
if (a + J < m && a + J >= 0 && f[I + 1][a + J][K] == val && s[I + 1][a + J] != '#') pos = a + J;
^~~
In file included from /usr/include/c++/7/regex:62:0,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:110,
from retro.cpp:1:
/usr/include/c++/7/bits/regex.h:1401:5: note: candidate: template<class _Bi_iter> bool std::__cxx11::operator==(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)
operator==(const sub_match<_Bi_iter>& __lhs,
^~~~~~~~
/usr/include/c++/7/bits/regex.h:1401:5: note: template argument deduction/substitution failed:
retro.cpp:105:72: note: 'std::pair<long long int, long long int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
if (a + J < m && a + J >= 0 && f[I + 1][a + J][K] == val && s[I + 1][a + J] != '#') pos = a + J;
^~~
In file included from /usr/include/c++/7/regex:62:0,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:110,
from retro.cpp:1:
/usr/include/c++/7/bits/regex.h:1920:5: note: candidate: template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator==(const std::__cxx11::match_results<_BiIter, _Alloc>&, const std::__cxx11::match_results<_BiIter, _Alloc>&)
operator==(const match_results<_Bi_iter, _Alloc>& __m1,
^~~~~~~~
/usr/include/c++/7/bits/regex.h:1920:5: note: template argument deduction/substitution failed:
retro.cpp:105:72: note: 'std::pair<long long int, long long int>' is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
if (a + J < m && a + J >= 0 && f[I + 1][a + J][K] == val && s[I + 1][a + J] != '#') pos = a + J;
^~~
In file included from /usr/include/c++/7/iosfwd:40:0,
from /usr/include/c++/7/ios:38,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from retro.cpp:1:
/usr/include/c++/7/bits/postypes.h:216:5: note: candidate: template<class _StateT> bool std::operator==(const std::fpos<_StateT>&, const std::fpos<_StateT>&)
operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
^~~~~~~~
/usr/include/c++/7/bits/postypes.h:216:5: note: template argument deduction/substitution failed:
retro.cpp:105:72: note: 'std::pair<long long int, long long int>' is not derived from 'const std::fpos<_StateT>'
if (a + J < m && a + J >= 0 && f[I + 1][a + J][K] == val && s[I + 1][a + J] != '#') pos = a + J;
^~~
In file included from /usr/include/c++/7/bits/stl_algobase.h:64:0,
from /usr/include/c++/7/bits/char_traits.h:39,
from /usr/include/c++/7/ios:40,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from retro.cpp:1:
/usr/include/c++/7/bits/stl_pair.h:443:5: note: candidate: template<class _T1, class _T2> constexpr bool std::operator==(const std::pair<_T1, _T2>&, const std::pair<_T1, _T2>&)
operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
^~~~~~~~
/usr/include/c++/7/bits/stl_pair.h:443:5: note: template argument deduction/substitution failed:
retro.cpp:105:72: note: mismatched types 'const std::pair<_T1, _T2>' and 'int'
if (a + J < m && a + J >= 0 && f[I + 1][a + J][K] == val && s[I + 1][a + J] != '#') pos = a + J;
^~~
In file included from /usr/include/c++/7/bits/stl_algobase.h:67:0,
from /usr/include/c++/7/bits/char_traits.h:39,
from /usr/include/c++/7/ios:40,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from retro.cpp:1:
/usr/include/c++/7/bits/stl_iterator.h:299:5: note: candidate: template<class _Iterator> bool std::operator==(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_Iterator>&)
operator==(const reverse_iterator<_Iterator>& __x,
^~~~~~~~
/usr/include/c++/7/bits/stl_iterator.h:299:5: note: template argument deduction/substitution failed:
retro.cpp:105:72: note: 'std::pair<long long int, long long int>' is not derived from 'const std::reverse_iterator<_Iterator>'
if (a + J < m && a + J >= 0 && f[I + 1][a + J][K] == val && s[I + 1][a + J] != '#') pos = a + J;
^~~
In file included from /usr/include/c++/7/bits/stl_algobase.h:67:0,
from /usr/include/c++/7/bits/char_traits.h:39,
from /usr/include/c++/7/ios:40,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from retro.cpp:1:
/usr/include/c++/7/bits/stl_iterator.h:337:5: note: candidate: template<class _IteratorL, class _IteratorR> bool std::operator==(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&)
operator==(const reverse_iterator<_IteratorL>& __x,
^~~~~~~~
/usr/include/c++/7/bits/stl_iterator.h:337:5: note: template argument deduction/substitution failed:
retro.cpp:105:72: note: 'std::pair<long long int, long long int>' is not derived from 'const std::reverse_iterator<_Iterator>'
if (a + J < m && a + J >= 0 && f[I + 1][a + J][K] == val && s[I + 1][a + J] != '#') pos = a + J;
^~~
In file included from /usr/include/c++/7/bits/stl_algobase.h:67:0,
from /usr/include/c++/7/bits/char_traits.h:39,
from /usr/include/c++/7/ios:40,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from retro.cpp:1:
/usr/include/c++/7/bits/stl_iterator.h:1118:5: note: candidate: template<class _IteratorL, class _IteratorR> bool std::operator==(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorR>&)
operator==(const move_iterator<_IteratorL>& __x,
^~~~~~~~
/usr/include/c++/7/bits/stl_iterator.h:1118:5: note: template argument deduction/substitution failed:
retro.cpp:105:72: note: 'std::pair<long long int, long long int>' is not derived from 'const std::move_iterator<_IteratorL>'
if (a + J < m && a + J >= 0 && f[I + 1][a + J][K] == val && s[I + 1][a + J] != '#') pos = a + J;
^~~
In file included from /usr/include/c++/7/bits/stl_algobase.h:67:0,
from /usr/include/c++/7/bits/char_traits.h:39,
from /usr/include/c++/7/ios:40,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from retro.cpp:1:
/usr/include/c++/7/bits/stl_iterator.h:1124:5: note: candidate: template<class _Iterator> bool std::operator==(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorL>&)
operator==(const move_iterator<_Iterator>& __x,
^~~~~~~~
/usr/include/c++/7/bits/stl_iterator.h:1124:5: note: template argument deduction/substitution failed:
retro.cpp:105:72: note: 'std::pair<long long int, long long int>' is not derived from 'const std::move_iterator<_IteratorL>'
if (a + J < m && a + J >= 0 && f[I + 1][a + J][K] == val && s[I + 1][a + J] != '#') pos = a + J;
^~~
In file included from /usr/include/c++/7/string:41:0,
from /usr/include/c++/7/bits/locale_classes.h:40,
from /usr/include/c++/7/bits/ios_base.h:41,
from /usr/include/c++/7/ios:42,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from retro.cpp:1:
/usr/include/c++/7/bits/allocator.h:146:5: note: candidate: template<class _T1, class _T2> bool std::operator==(const std::allocator<_CharT>&, const std::allocator<_T2>&)
operator==(const allocator<_T1>&, const allocator<_T2>&)
^~~~~~~~
/usr/include/c++/7/bits/allocator.h:146:5: note: template argument deduction/substitution failed:
retro.cpp:105:72: note: 'std::pair<long long int, long long int>' is not derived from 'const std::allocator<_CharT>'
if (a + J < m && a + J >= 0 && f[I + 1][a + J][K] == val && s[I + 1][a + J] != '#') pos = a + J;
^~~
In file included from /usr/include/c++/7/string:41:0,
from /usr/include/c++/7/bits/locale_classes.h:40,
from /usr/include/c++/7/bits/ios_base.h:41,
from /usr/include/c++/7/ios:42,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from retro.cpp:1:
/usr/include/c++/7/bits/allocator.h:152:5: note: candidate: template<class _Tp> bool std::operator==(const std::allocator<_CharT>&, const std::allocator<_CharT>&)
operator==(const allocator<_Tp>&, const allocator<_Tp>&)
^~~~~~~~
/usr/include/c++/7/bits/allocator.h:152:5: note: template argument deduction/substitution failed:
retro.cpp:105:72: note: 'std::pair<long long int, long long int>' is not derived from 'const std::allocator<_CharT>'
if (a + J < m && a + J >= 0 && f[I + 1][a + J][K] == val && s[I + 1][a + J] != '#') pos = a + J;
^~~
In file included from /usr/include/c++/7/string:52:0,
from /usr/include/c++/7/bits/locale_classes.h:40,
from /usr/include/c++/7/bits/ios_base.h:41,
from /usr/include/c++/7/ios:42,
from /usr/include/c++/7/istream:38,
from /usr/inc