Compilare: user.cpp: In function ‘void query(int, int, int)’: user.cpp:52:19: warning: statement has no effect [-Wunused-value] for(pq;pq>0;pq-=lbit(pq)) ^ user.cpp: In function ‘void update(int, int, int)’: user.cpp:73:15: warning: statement has no effect [-Wunused-value] for(pq;pq<=r-l+1;pq+=lbit(pq)) ^