Compilare: user.cpp:42:2: warning: no newline at end of file user.cpp:3: warning: ISO C++ forbids declaration of 'main' with no type user.cpp: In function 'int main()': user.cpp:20: warning: converting to 'long int' from 'double' user.cpp:21: warning: converting to 'long int' from 'double' user.cpp:23: warning: converting to 'long int' from 'double' user.cpp:24: warning: converting to 'long int' from 'double' user.cpp:26: warning: converting to 'long int' from 'double' user.cpp:27: warning: converting to 'long int' from 'double' user.cpp:5: warning: unused variable 'k' user.cpp:5: warning: unused variable 'j' user.cpp:5: warning: unused variable 's'