RT，同样的代码在QOJ上已经AC了，洛谷上会CE，并弹出如下提示：

/nix/store/p58l5qmzifl20qmjs3xfpl01f0mqlza2-binutils-2.40/bin/ld: /tmp/compiler_8xwyozfx/lib.o: in function `std::vector<int, std::allocator<int> >::vector(std::vector<int, std::allocator<int> > const&)':
src:(.text._ZNSt6vectorIiSaIiEEC2ERKS1_[_ZNSt6vectorIiSaIiEEC5ERKS1_]+0xa1): undefined reference to `std::__throw_bad_array_new_length()'
collect2: 错误：ld 返回 1