Regarding #3, it's worth noting that even though the elements of the two-dimensional array form a contiguous block of integers, you cannot treat them as such [1

Regarding #3, it's worth noting that even though the elements of the two-dimensional array form a contiguous block of integers, you cannot treat them as such [1]. [1]: http://c-faq.com/aryptr/ary2dfunc2.html http://c-faq.com/aryptr/ary2dfunc2.html