Eroare de compilare: main.cpp: In function 'int main()': main.cpp:87:38: warning: left shift count >= width of type [-Wshift-count-overflow] 87 | cout<<x2<<' '<<y2<' '<<x1<<' '<<y1; | ~~~~~~~^~~~~ main.cpp:87:30: error: no match for 'operator<' (operand types are 'std::basic_ostream<char>' and 'int') 87 | cout<<x2<<' '<<y2<' '<<x1<<' '<<y1; | ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~ | | | | | int | std::basic_ostream<char> main.cpp:87:30: note: candidate: 'operator<(int, int)' (built-in) 87 | cout<<x2<<' '<<y2<' '<<x1<<' '<<y1; | ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~ main.cpp:87:30: note: no known conversion for argument 1 from 'std::basic_ostream<char>' to 'int' In file included from /usr/include/c++/10/bits/stl_algobase.h:64, from /usr/include/c++/10/bits/char_traits.h:39, from /usr/include/c++/10/ios:40, from /usr/include/c++/10/istream:38, from /usr/include/c++/10/fstream:38, from main.cpp:1: /usr/include/c++/10/bits/stl_pair.h:489:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator<(const std::pair<_T1, _T2>&, const std::pair<_T1, _T2>&)' 489 | operator<(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) | ^~~~~~~~ /usr/include/c++/10/bits/stl_pair.h:489:5: note: template argument deduction/substitution failed: main.cpp:87:45: note: 'std::basic_ostream<char>' is not derived from 'const std::pair<_T1, _T2>' 87 | cout<<x2<<' '<<y2<' '<<x1<<' '<<y1; | ^~ In file included from /usr/include/c++/10/bits/stl_algobase.h:67, from /usr/include/c++/10/bits/char_traits.h:39, from /usr/include/c++/10/ios:40, from /usr/include/c++/10/istream:38, from /usr/include/c++/10/fstream:38, from main.cpp:1: /usr/include/c++/10/bits/stl_iterator.h:391:5: note: candidate: 'template<class _Iterator> bool std::operator<(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_Iterator>&)' 391 | operator<(const reverse_iterator<_Iterator>& __x, | ^~~~~~~~ /usr/include/c++/10/bits/stl_iterator.h:391:5: note: template argument deduction/substitution failed: main.cpp:87:45: note: 'std::basic_ostream<char>' is not derived from 'const std::reverse_iterator<_Iterator>' 87 | cout<<x2<<' '<<y2<' '<<x1<<' '<<y1; | ^~ In file included from /usr/include/c++/10/bits/stl_algobase.h:67, from /usr/include/c++/10/bits/char_traits.h:39, from /usr/include/c++/10/ios:40, from /usr/include/c++/10/istream:38, from /usr/include/c++/10/fstream:38, from main.cpp:1: /usr/include/c++/10/bits/stl_iterator.h:429:5: note: candidate: 'template<class _IteratorL, class _IteratorR> bool std::operator<(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&)' 429 | operator<(const reverse_iterator<_IteratorL>& __x, | ^~~~~~~~ /usr/include/c++/10/bits/stl_iterator.h:429:5: note: template argument deduction/substitution failed: Non zero exit status: 1