Compilare: user.cpp: In function 'int main()': user.cpp:13: warning: format '%d' expects type 'int*', but argument 2 has type 'long int*' user.cpp:7: warning: 'pre' may be used uninitialized in this function user.cpp:7: warning: 's' may be used uninitialized in this function user.cpp:7: warning: 'cnt' may be used uninitialized in this function user.cpp:7: warning: 'sm' may be used uninitialized in this function