Compilare: user.cpp: In function ‘int main()’: user.cpp:28:30: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("taxe.in","r",stdin); ^ user.cpp:29:32: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("taxe.out","w",stdout); ^ user.cpp:31:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ user.cpp: In function ‘int bs(int)’: user.cpp:4:12: warning: ‘med’ may be used uninitialized in this function [-Wmaybe-uninitialized] int st,dr,med,s,cdr; ^