{

valarray<size_t> __indices(__size_.size());

size_t __k = __size_.size() != 0;

for (size_t __i = 0; __i < __size_.size(); ++__i)

__k *= __size_[__i];

__1d_.resize(__k);

if (__1d_.size())

{

__k = 0;

__1d_[__k] = __start;

while (true)

{

size_t __i = __indices.size() - 1;

while (true)

{

if (++__indices[__i] < __size_[__i])

{

++__k;

__1d_[__k] = __1d_[__k-1] + __stride_[__i];

for (size_t __j = __i + 1; __j != __indices.size(); ++__j)

__1d_[__k] -= __stride_[__j] * (__size_[__j] - 1);

break;

}

else

{

if (__i == 0)

return;

__indices[__i--] = 0;

}

}

}

}