Compilare: user.cpp:59:2: warning: no newline at end of file user.cpp: In function 'long int zero()': user.cpp:8: warning: 'dr' is used uninitialized in this function user.cpp:8: warning: 'st' is used uninitialized in this function user.cpp: In function 'long int unu()': user.cpp:20: warning: 'dr' is used uninitialized in this function user.cpp:20: warning: 'st' is used uninitialized in this function user.cpp:19: warning: 'nr' may be used uninitialized in this function user.cpp: In function 'long int doi()': user.cpp:32: warning: 'dr' is used uninitialized in this function user.cpp:32: warning: 'st' is used uninitialized in this function user.cpp:31: warning: 'nr' may be used uninitialized in this function user.cpp: In function 'int main()': user.cpp:44: warning: 'k' may be used uninitialized in this function