Compilare: user.cpp:47:41: warning: multi-character character constant user.cpp:55:2: warning: no newline at end of file user.cpp:2: warning: ISO C++ forbids declaration of 'main' with no type user.cpp: In function 'int main()': user.cpp:47: warning: format '%ld' expects type 'long int', but argument 3 has type 'int' user.cpp:4: warning: unused variable 'l' user.cpp:4: warning: unused variable 'm' user.cpp:4: warning: unused variable 's' user.cpp:5: warning: 'fin' may be used uninitialized in this function user.cpp:5: warning: 'inc' may be used uninitialized in this function