Compilare: user.cpp: In function ‘void add(int, int)’: user.cpp:7:25: warning: suggest parentheses around arithmetic in operand of ‘^’ [-Wparentheses] #define zero(x) (x^(x-1)&x) ^ user.cpp:30:33: note: in expansion of macro ‘zero’ for (int i = poz; i <= n; i += zero(i)) ^ user.cpp: In function ‘long int compute(int)’: user.cpp:7:25: warning: suggest parentheses around arithmetic in operand of ‘^’ [-Wparentheses] #define zero(x) (x^(x-1)&x) ^ user.cpp:37:33: note: in expansion of macro ‘zero’ for (int i = poz; i >= 1; i -= zero(i)) ^