Compilare: main.cpp: In function 'int main()': main.cpp:9:31: warning: unused variable 'x' [-Wunused-variable] 9 | long long sum=0, n, subm=0,x,maxi=-9999999999999,k,inc,poz1,poz2; | ^ 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:28:20: /usr/include/c++/12.2.1/ostream:202:25: warning: 'poz2' may be used uninitialized [-Wmaybe-uninitialized] 202 | { return _M_insert(__n); } | ~~~~~~~~~^~~~~ main.cpp: In function 'int main()': main.cpp:9:64: note: 'poz2' was declared here 9 | long long sum=0, n, subm=0,x,maxi=-9999999999999,k,inc,poz1,poz2; | ^~~~ 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:28:10: /usr/include/c++/12.2.1/ostream:202:25: warning: 'inc' may be used uninitialized [-Wmaybe-uninitialized] 202 | { return _M_insert(__n); } | ~~~~~~~~~^~~~~ main.cpp: In function 'int main()': main.cpp:9:55: note: 'inc' was declared here 9 | long long sum=0, n, subm=0,x,maxi=-9999999999999,k,inc,poz1,poz2; | ^~~