Compilare: user.cpp: In constructor ‘arbint::arbint(int)’: user.cpp:15:25: warning: suggest parentheses around ‘+’ inside ‘<<’ [-Wparentheses] int x = 1 << lg + 1; ^ user.cpp: In member function ‘void arbint::UpdateNod(int, int)’: user.cpp:93:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(nodSt < toUpdate.size()) ^ user.cpp:95:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(nodDr < toUpdate.size()) ^