Compilare: In file included from /usr/include/c++/12.2.1/istream:39, from /usr/include/c++/12.2.1/fstream:38, from main.cpp:1: In member function 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long long int) [with _CharT = char; _Traits = std::char_traits<char>]', inlined from 'int main()' at main.cpp:93:21: /usr/include/c++/12.2.1/ostream:202:25: warning: 'poz' may be used uninitialized [-Wmaybe-uninitialized] 202 | { return _M_insert(__n); } | ~~~~~~~~~^~~~~ main.cpp: In function 'int main()': main.cpp:77:19: note: 'poz' was declared here 77 | long long poz ; | ^~~ main.cpp:68:21: warning: 'op' may be used uninitialized [-Wmaybe-uninitialized] 68 | change ( op + 1) ; | ~~~^~~ main.cpp:52:9: note: 'op' was declared here 52 | int op ; | ^~