Eroare de compilare: main.cpp: In function 'int main()': main.cpp:49:27: error: 'j' was not declared in this scope 49 | mat[z][0][j]=mat[z][n+1][j]=-1; | ^ main.cpp:67:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 67 | for(int i=0; i<s.size(); i++) | ~^~~~~~~~~ main.cpp:69:26: error: no matching function for call to 'std::__cxx11::basic_string<char>::basic_string(__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type&)' 69 | f[(string)s[i]]=i+1; | ^ In file included from /usr/include/c++/12.2.1/string:53, from /usr/include/c++/12.2.1/bits/locale_classes.h:40, from /usr/include/c++/12.2.1/bits/ios_base.h:41, from /usr/include/c++/12.2.1/ios:42, from /usr/include/c++/12.2.1/istream:38, from /usr/include/c++/12.2.1/fstream:38, from main.cpp:1: /usr/include/c++/12.2.1/bits/basic_string.h:786:9: note: candidate: 'template<class _Tp, class> constexpr std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const _Tp&, const _Alloc&) [with <template-parameter-2-2> = _Tp; _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' 786 | basic_string(const _Tp& __t, const _Alloc& __a = _Alloc()) | ^~~~~~~~~~~~ /usr/include/c++/12.2.1/bits/basic_string.h:786:9: note: template argument deduction/substitution failed: In file included from /usr/include/c++/12.2.1/bits/move.h:57, from /usr/include/c++/12.2.1/bits/exception_ptr.h:43, from /usr/include/c++/12.2.1/exception:168, from /usr/include/c++/12.2.1/ios:39: /usr/include/c++/12.2.1/type_traits: In substitution of 'template<bool _Cond, class _Tp> using enable_if_t = typename std::enable_if::type [with bool _Cond = false; _Tp = void]': /usr/include/c++/12.2.1/bits/basic_string.h:155:8: required by substitution of 'template<class _CharT, class _Traits, class _Alloc> template<class _Tp, class _Res> using _If_sv = std::enable_if_t<std::__and_<std::is_convertible<const _Tp&, std::basic_string_view<_CharT, _Traits> >, std::__not_<std::is_convertible<const _Tp*, const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>*> >, std::__not_<std::is_convertible<const _Tp&, const _CharT*> > >::value, _Res> [with _Tp = char; _Res = void; _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' /usr/include/c++/12.2.1/bits/basic_string.h:783:30: required from here /usr/include/c++/12.2.1/type_traits:2608:11: error: no type named 'type' in 'struct std::enable_if<false, void>' 2608 | using enable_if_t = typename enable_if<_Cond, _Tp>::type; | ^~~~~~~~~~~ /usr/include/c++/12.2.1/bits/basic_string.h:774:9: note: candidate: 'template<class _Tp, class> constexpr std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const _Tp&, size_type, size_type, const _Alloc&) [with <template-parameter-2-2> = _Tp; _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' 774 | basic_string(const _Tp& __t, size_type __pos, size_type __n, | ^~~~~~~~~~~~ /usr/include/c++/12.2.1/bits/basic_string.h:774:9: note: template argument deduction/substitution failed: main.cpp:69:26: note: candidate expects 4 arguments, 1 provided 69 | f[(string)s[i]]=i+1; | ^ /usr/include/c++/12.2.1/bits/basic_string.h:751:9: note: candidate: 'template<class _InputIterator, class> constexpr std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(_InputIterator, _InputIterator, const _Alloc&) [with <template-parameter-2-2> = _InputIterator; _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' 751 | basic_string(_InputIterator __beg, _InputIterator __end, | ^~~~~~~~~~~~ /usr/include/c++/12.2.1/bits/basic_string.h:751:9: note: template argument deduction/substitution failed: main.cpp:69:26: note: candidate expects 3 arguments, 1 provided 69 | f[(string)s[i]]=i+1; | ^ /usr/include/c++/12.2.1/bits/basic_string.h:657:7: note: candidate: 'template<class> constexpr std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(size_type, _CharT, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' 657 | basic_string(size_type __n, _CharT __c, const _Alloc& __a = _Alloc()) | ^~~~~~~~~~~~ /usr/include/c++/12.2.1/bits/basic_string.h:657:7: note: template argument deduction/substitution failed: main.cpp:69:26: note: candidate expects 3 arguments, 1 provided Non zero exit status: 1