Compilare: user.cpp:121:2: warning: no newline at end of file user.cpp: In function 'int main()': user.cpp:48: warning: unused variable 'kg' user.cpp:48: warning: unused variable 'z' user.cpp:48: warning: unused variable 'gasit' user.cpp:48: warning: unused variable 'p' user.cpp: In function 'int cifra(char)': user.cpp:46: warning: control reaches end of non-void function