Compilare: 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<<(long long int) [with _CharT = char; _Traits = std::char_traits<char>]', inlined from 'int32_t main()' at main.cpp:30:20: /usr/include/c++/12.2.1/ostream:202:25: warning: 'dr' may be used uninitialized [-Wmaybe-uninitialized] 202 | { return _M_insert(__n); } | ~~~~~~~~~^~~~~ main.cpp: In function 'int32_t main()': main.cpp:20:34: note: 'dr' was declared here 20 | int p1=1,p2=2,ok=0,mn=1e9,st,dr; | ^~ 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 'int32_t main()' at main.cpp:30:11: /usr/include/c++/12.2.1/ostream:202:25: warning: 'st' may be used uninitialized [-Wmaybe-uninitialized] 202 | { return _M_insert(__n); } | ~~~~~~~~~^~~~~ main.cpp: In function 'int32_t main()': main.cpp:20:31: note: 'st' was declared here 20 | int p1=1,p2=2,ok=0,mn=1e9,st,dr; | ^~