Eroare de compilare: user.cpp: In function 'bool included(int, int)': user.cpp:11: error: missing template arguments before '(' token user.cpp: In function 'int main()': user.cpp:29: error: reference to 'hash' is ambiguous user.cpp:20: error: candidates are: int hash(int, int) /usr/lib/gcc/i486-linux-gnu/4.1.2/../../../../include/c++/4.1.2/ext/hash_fun.h:71: error: template<class _Key> struct __gnu_cxx::hash user.cpp:29: error: reference to 'hash' is ambiguous user.cpp:20: error: candidates are: int hash(int, int) /usr/lib/gcc/i486-linux-gnu/4.1.2/../../../../include/c++/4.1.2/ext/hash_fun.h:71: error: template<class _Key> struct __gnu_cxx::hash