Compilare: user.cpp: In function 'int main()': user.cpp:6: warning: format '%d' expects type 'int*', but argument 2 has type 'long int*' user.cpp:8: warning: format '%d' expects type 'int*', but argument 2 has type 'long int*' user.cpp:11: warning: format '%d' expects type 'int*', but argument 2 has type 'long int*' user.cpp:27: warning: format '%d' expects type 'int', but argument 2 has type 'long int' user.cpp:31: warning: format '%d' expects type 'int', but argument 2 has type 'long int' user.cpp:5: warning: 'w' may be used uninitialized in this function