Eroare de compilare: main.cpp: In function 'int evaluate()': main.cpp:44:16: error: reference to 'numbers' is ambiguous 44 | numbers.push(number); | ^~~~~~~ In file included from /usr/include/c++/12.2.1/bits/max_size_type.h:37, from /usr/include/c++/12.2.1/bits/ranges_base.h:38, from /usr/include/c++/12.2.1/string_view:50, from /usr/include/c++/12.2.1/bits/basic_string.h:47, 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/numbers:48:11: note: candidates are: 'namespace std::numbers { }' 48 | namespace numbers | ^~~~~~~ main.cpp:8:12: note: 'std::stack<int> numbers' 8 | stack<int> numbers; | ^~~~~~~ main.cpp:48:28: error: reference to 'numbers' is ambiguous 48 | int val2 = numbers.top(); | ^~~~~~~ /usr/include/c++/12.2.1/numbers:48:11: note: candidates are: 'namespace std::numbers { }' 48 | namespace numbers | ^~~~~~~ main.cpp:8:12: note: 'std::stack<int> numbers' 8 | stack<int> numbers; | ^~~~~~~ main.cpp:49:17: error: reference to 'numbers' is ambiguous 49 | numbers.pop(); | ^~~~~~~ /usr/include/c++/12.2.1/numbers:48:11: note: candidates are: 'namespace std::numbers { }' 48 | namespace numbers | ^~~~~~~ main.cpp:8:12: note: 'std::stack<int> numbers' 8 | stack<int> numbers; | ^~~~~~~ main.cpp:50:28: error: reference to 'numbers' is ambiguous 50 | int val1 = numbers.top(); | ^~~~~~~ /usr/include/c++/12.2.1/numbers:48:11: note: candidates are: 'namespace std::numbers { }' 48 | namespace numbers | ^~~~~~~ main.cpp:8:12: note: 'std::stack<int> numbers' 8 | stack<int> numbers; | ^~~~~~~ main.cpp:51:17: error: reference to 'numbers' is ambiguous 51 | numbers.pop(); Non zero exit status: 1