Compilare: user.cpp: In function ‘int main()’: user.cpp:19:27: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long long int’ [-Wformat=] printf ( "%d\n",j - 1 ) ; ^ user.cpp:21:29: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long long int’ [-Wformat=] printf ( "%d ",v[i] ) ; ^ user.cpp:7:43: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen ( "lantaditiv.in","r",stdin ) ; ^ user.cpp:8:45: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen ( "lantaditiv.out","w",stdout ) ; ^ user.cpp:10:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf ( "%lld",&an ) ; ^