prog.cpp:3: error: ISO C++ forbids declaration of ‘base’ with no type
prog.cpp:3: error: expected ‘;’ before ‘*’ token
prog.cpp:6: error: expected unqualified-id before ‘...’ token
prog.cpp:9: error: expected constructor, destructor, or type conversion before ‘*’ token
prog.cpp:11: error: expected unqualified-id before ‘...’ token
prog.cpp:16: error: expected constructor, destructor, or type conversion before ‘<’ token
prog.cpp:17: error: expected constructor, destructor, or type conversion before ‘<’ token