Compilare: main.cpp: In function 'int main()': main.cpp:60:15: warning: suggest explicit braces to avoid ambiguous 'else' [-Wdangling-else] 60 | if(!visited[i]) | ^ In file included from /usr/include/c++/12.2.1/iostream:39, from main.cpp:1: In member function 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(float) [with _CharT = char; _Traits = std::char_traits<char>]', inlined from 'int main()' at main.cpp:74:8: /usr/include/c++/12.2.1/ostream:228:25: warning: 'sum' may be used uninitialized [-Wmaybe-uninitialized] 228 | return _M_insert(static_cast<double>(__f)); | ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:22:11: note: 'sum' was declared here 22 | float sum; | ^~~