Eroare de compilare: main.cpp: In function 'bool cmp(reactiv, reactiv)': main.cpp:8:31: error: named return values are no longer supported bool cmp(reactiv i,reactiv j) return i.maxx<j.maxx; ^~~~~~ main.cpp:10:5: error: 'fin' was not declared in this scope fin>>n; ^~~ main.cpp:11:11: error: no match for 'operator=' (operand types are 'reactiv' and 'int') for(i=1; i<= n;i ++)fin>>v[i].minn>>v[i].maxx; ^ main.cpp:7:8: note: candidate: constexpr reactiv& reactiv::operator=(const reactiv&) struct reactiv{int minn, maxx;}v[8005]; ^~~~~~~ main.cpp:7:8: note: no known conversion for argument 1 from 'int' to 'const reactiv&' main.cpp:7:8: note: candidate: constexpr reactiv& reactiv::operator=(reactiv&&) main.cpp:7:8: note: no known conversion for argument 1 from 'int' to 'reactiv&&' main.cpp:11:15: error: no match for 'operator<=' (operand types are 'reactiv' and 'int') for(i=1; i<= n;i ++)fin>>v[i].minn>>v[i].maxx; ~^~~~ In file included from /usr/include/c++/6/bits/stl_algobase.h:64:0, from /usr/include/c++/6/bits/char_traits.h:39, from /usr/include/c++/6/ios:40, from /usr/include/c++/6/istream:38, from /usr/include/c++/6/fstream:38, from main.cpp:1: /usr/include/c++/6/bits/stl_pair.h:460:5: 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++/6/bits/stl_pair.h:460:5: note: template argument deduction/substitution failed: main.cpp:11:18: note: 'reactiv' is not derived from 'const std::pair<_T1, _T2>' for(i=1; i<= n;i ++)fin>>v[i].minn>>v[i].maxx; ^ In file included from /usr/include/c++/6/bits/stl_algobase.h:67:0, from /usr/include/c++/6/bits/char_traits.h:39, from /usr/include/c++/6/ios:40, from /usr/include/c++/6/istream:38, from /usr/include/c++/6/fstream:38, from main.cpp:1: /usr/include/c++/6/bits/stl_iterator.h:316:5: 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++/6/bits/stl_iterator.h:316:5: note: template argument deduction/substitution failed: main.cpp:11:18: note: 'reactiv' is not derived from 'const std::reverse_iterator<_Iterator>' for(i=1; i<= n;i ++)fin>>v[i].minn>>v[i].maxx; ^ In file included from /usr/include/c++/6/bits/stl_algobase.h:67:0, from /usr/include/c++/6/bits/char_traits.h:39, from /usr/include/c++/6/ios:40, from /usr/include/c++/6/istream:38, from /usr/include/c++/6/fstream:38, Non zero exit status: 1