Compilare: user.cpp: In function ‘void update(int, int)’: user.cpp:4:28: warning: suggest parentheses around arithmetic in operand of ‘^’ [-Wparentheses] #define zeros(x) ((x)^(x-1)&(x)) ^ user.cpp:22:22: note: in expansion of macro ‘zeros’ for(;poz<=N;poz+=zeros(poz)) ^ user.cpp: In function ‘int query(int)’: user.cpp:4:28: warning: suggest parentheses around arithmetic in operand of ‘^’ [-Wparentheses] #define zeros(x) ((x)^(x-1)&(x)) ^ user.cpp:34:19: note: in expansion of macro ‘zeros’ for(;poz;poz-=zeros(poz)) ^