Compilare: main.cpp: In function 'void update(int, int)': main.cpp:5:26: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses] #define zeros(x) (x^(x-1)&x) ~~~~~^~~~ using namespace std; ~~~~~~~~~~~~~~~~~~~~~ ifstream f("sclm2.in"); ~~~~~~~~~~~~~~~~~~~~~~~~ ofstream g("sclm2.out"); ~~~~~~~~~~~~~~~~~~~~~~~~~ ~ int n, i, h = 1, v[100010], AIB[100010], lst[100010], D[100010], up[100010], bst; ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ~ void update(int x, int ind) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ { ~~ for (int i = x; i <= n; i += zeros(i)) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:14:34: note: in expansion of macro 'zeros' for (int i = x; i <= n; i += zeros(i)) ^~~~~ main.cpp: In function 'int query(int)': main.cpp:5:26: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses] #define zeros(x) (x^(x-1)&x) ~~~~~^~~~ using namespace std; ~~~~~~~~~~~~~~~~~~~~~ ifstream f("sclm2.in"); ~~~~~~~~~~~~~~~~~~~~~~~~ ofstream g("sclm2.out"); ~~~~~~~~~~~~~~~~~~~~~~~~~ ~ int n, i, h = 1, v[100010], AIB[100010], lst[100010], D[100010], up[100010], bst; ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ~ void update(int x, int ind) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ { ~~ for (int i = x; i <= n; i += zeros(i)) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ if (D[ind] > D[AIB[i]]) ~~~~~~~~~~~~~~~~~~~~~~~~ AIB[i] = ind;