Compilare: user.cpp:38:2: warning: no newline at end of file user.cpp: In function 'long int fact(long int)': user.cpp:8: warning: comparison between signed and unsigned integer expressions user.cpp: In function 'int main()': user.cpp:24: warning: format '%i' expects type 'int*', but argument 2 has type 'long unsigned int*' user.cpp:35: warning: format '%i' expects type 'int', but argument 2 has type 'long int' user.cpp:17: warning: unused variable 'j'