Compilare: user.cpp: In function ‘int main()’: user.cpp:32:25: warning: suggest parentheses around comparison in operand of ‘&’ [-Wparentheses] if(count&1==1) nr*=2; ^ user.cpp:44:29: warning: suggest parentheses around comparison in operand of ‘&’ [-Wparentheses] if(count&1==1) nr*=j; ^ user.cpp:15:9: warning: unused variable ‘a’ [-Wunused-variable] int a,rez=0,count; ^ user.cpp:16:10: warning: variable ‘as’ set but not used [-Wunused-but-set-variable] bool as; ^ user.cpp:8:32: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen ("tg.in","r",stdin); ^ user.cpp:9:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen ("tg.out","w",stdout); ^ user.cpp:10:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^