Compilare: user.cpp: In function 'int main()': user.cpp:14: warning: format '%d' expects type 'int*', but argument 3 has type 'long unsigned int*' user.cpp:16: warning: comparison between signed and unsigned integer expressions user.cpp:17: warning: format '%d' expects type 'int*', but argument 3 has type 'long unsigned int*' user.cpp:19: warning: comparison between signed and unsigned integer expressions user.cpp:24: warning: comparison between signed and unsigned integer expressions user.cpp:31: warning: comparison between signed and unsigned integer expressions