answer_10.cpp 中值问题

[EvanZhao1003]

// get and assign median
std::sort(vs, vs + (kernel_size * kernel_size));
out.atcv::Vec3b(y, x)[c] = (uchar)vs[int(floor(count / 2)) + 1];
既然取的是中值，索引从0开始，不应该+1吧