Eroare de compilare: main.cpp:12:1: error: reference to 'data' is ambiguous 12 | data a[NMAX+5]; | ^~~~ In file included from /usr/include/c++/12.2.1/string:52, 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/sstream:38, from /usr/include/c++/12.2.1/complex:45, from /usr/include/c++/12.2.1/ccomplex:39, from /usr/include/c++/12.2.1/x86_64-pc-linux-gnu/bits/stdc++.h:54, from main.cpp:1: /usr/include/c++/12.2.1/bits/range_access.h:343:5: note: candidates are: 'template<class _Tp> constexpr const _Tp* std::data(initializer_list<_Tp>)' 343 | data(initializer_list<_Tp> __il) noexcept | ^~~~ /usr/include/c++/12.2.1/bits/range_access.h:333:5: note: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::data(_Tp (&)[_Nm])' 333 | data(_Tp (&__array)[_Nm]) noexcept | ^~~~ /usr/include/c++/12.2.1/bits/range_access.h:322:5: note: 'template<class _Container> constexpr decltype (__cont.data()) std::data(const _Container&)' 322 | data(const _Container& __cont) noexcept(noexcept(__cont.data())) | ^~~~ /usr/include/c++/12.2.1/bits/range_access.h:311:5: note: 'template<class _Container> constexpr decltype (__cont.data()) std::data(_Container&)' 311 | data(_Container& __cont) noexcept(noexcept(__cont.data())) | ^~~~ main.cpp:8:8: note: 'struct data' 8 | struct data { | ^~~~ main.cpp: In function 'void read()': main.cpp:24:16: error: 'a' was not declared in this scope 24 | cin >> a[i].l >> a[i].r; | ^ main.cpp: At global scope: main.cpp:29:17: error: reference to 'data' is ambiguous 29 | bool cmp (const data &a,const data &b) | ^~~~ /usr/include/c++/12.2.1/bits/range_access.h:343:5: note: candidates are: 'template<class _Tp> constexpr const _Tp* std::data(initializer_list<_Tp>)' 343 | data(initializer_list<_Tp> __il) noexcept | ^~~~ /usr/include/c++/12.2.1/bits/range_access.h:333:5: note: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::data(_Tp (&)[_Nm])' 333 | data(_Tp (&__array)[_Nm]) noexcept | ^~~~ /usr/include/c++/12.2.1/bits/range_access.h:322:5: note: 'template<class _Container> constexpr decltype (__cont.data()) std::data(const _Container&)' 322 | data(const _Container& __cont) noexcept(noexcept(__cont.data())) | ^~~~ /usr/include/c++/12.2.1/bits/range_access.h:311:5: note: 'template<class _Container> constexpr decltype (__cont.data()) std::data(_Container&)' 311 | data(_Container& __cont) noexcept(noexcept(__cont.data())) | ^~~~ main.cpp:8:8: note: 'struct data' 8 | struct data { Non zero exit status: 1