Compilare: user.cpp: In function 'int main()': user.cpp:45: warning: format '%d' expects type 'int*', but argument 3 has type 'long int*' user.cpp:47: warning: format '%d' expects type 'int*', but argument 3 has type 'long int*' user.cpp: In function 'char functie(int)': user.cpp:32: warning: control reaches end of non-void function