The CSR format stores a sparse m Ã n matrix M in row form using three (one-dimensional) arrays (A, IA, JA). 1  The array A is of length NNZ and holds all the nonzero entries of M in left-to-right top-to-bottom (row-major) order.  The array IA is of length m + 1.
In most states, the minimum age of a person signing an apartment lease is 18 according to Lawcheck, a legal sourcebook. In some states, the minimum age requirement is 19 years old. Continue Reading.
Report Abuse. To sell cigarettes you need to be 18 years old now. To sell alcohol you need to be over 18. If your wanting to start your own shop then you need to be over 21 to become a licensed place.Some shops may also require you to go onto a training course before you are allowed to sell alcohol. 14 year old can sell you alcohol or cigs, but they have to get a supervisor over the age of 18 to authorise it.