Compilare: user.cpp: In function 'int main()': user.cpp:16: warning: format '%lld' expects type 'long long int*', but argument 3 has type 'long int*' user.cpp: In function 'void ciurEratostene(long int)': user.cpp:41: warning: comparison between signed and unsigned integer expressions user.cpp:43: warning: comparison between signed and unsigned integer expressions user.cpp:46: warning: comparison between signed and unsigned integer expressions