Compilare: user.cpp: In function ‘int main()’: user.cpp:7:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j,i1,j1,n,maxx,mini; ^ user.cpp:8:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("secv7.in","r",stdin); ^ user.cpp:9:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("secv7.out","w",stdout); ^ user.cpp:27:15: warning: ‘maxx’ may be used uninitialized in this function [-Wmaybe-uninitialized] mini=v[1]+maxx+v[n]; ^