Compilare: user.cpp: In function ‘void update(int, int)’: user.cpp:8:27: warning: suggest parentheses around arithmetic in operand of ‘^’ [-Wparentheses] for(; poz<=n; poz+=poz&(poz-1)^poz) ^ user.cpp: In function ‘int query(int)’: user.cpp:17:24: warning: suggest parentheses around arithmetic in operand of ‘^’ [-Wparentheses] for(; poz; poz-=poz&(poz-1)^poz) ^ user.cpp: In function ‘int main()’: user.cpp:27:15: warning: unused variable ‘lp’ [-Wunused-variable] int m, d, lp, i, op, a, b ; ^ user.cpp:25:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen ( "datorii.in","r",stdin ) ; ^ user.cpp:26:42: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen ( "datorii.out","w",stdout ) ; ^ user.cpp:28:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf ( "%d%d",&n,&m ) ; ^ user.cpp:31:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf ( "%d",&d ) ; ^ user.cpp:36:38: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf ( "%d%d%d",&op,&a,&b ) ; ^