prog.cpp: In function ‘int main(int, char**)’:
prog.cpp:7:26: error: type/value mismatch at argument 1 in template parameter list for ‘template<class _Tp, class _Alloc> class std::vector’
prog.cpp:7:26: error: expected a type, got ‘list’
prog.cpp:7:26: error: template argument 2 is invalid
prog.cpp:7:30: error: invalid type in declaration before ‘;’ token
prog.cpp:7:28: warning: unused variable ‘v2’ [-Wunused-variable]