Compilare: main.cpp: In function 'void build(long long int, long long int, long long int, long long int)': main.cpp:26:16: warning: suggest parentheses around '+' inside '>>' [-Wparentheses] 26 | ll mid = l + r >> 1; | ~~^~~ main.cpp: In function 'long long int get(long long int, long long int, long long int, long long int, long long int, long long int)': main.cpp:43:16: warning: suggest parentheses around '+' inside '>>' [-Wparentheses] 43 | ll mid = l + r >> 1; | ~~^~~ In file included from /usr/include/c++/12.2.1/istream:39, from /usr/include/c++/12.2.1/sstream:38, from /usr/include/c++/12.2.1/complex:45, from /usr/include/c++/12.2.1/ccomplex:39, from /usr/include/c++/12.2.1/x86_64-pc-linux-gnu/bits/stdc++.h:54, 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:94:39: /usr/include/c++/12.2.1/ostream:202:25: warning: 'r' may be used uninitialized [-Wmaybe-uninitialized] 202 | { return _M_insert(__n); } | ~~~~~~~~~^~~~~ main.cpp: In function 'int main()': main.cpp:77:20: note: 'r' was declared here 77 | ll ans = 0, l, r; | ^ 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:94:27: /usr/include/c++/12.2.1/ostream:202:25: warning: 'l' may be used uninitialized [-Wmaybe-uninitialized] 202 | { return _M_insert(__n); } | ~~~~~~~~~^~~~~ main.cpp: In function 'int main()': main.cpp:77:17: note: 'l' was declared here 77 | ll ans = 0, l, r; | ^