Assume an array descriptor has the format: type ArrayDescriptor = record &nbs
Assume an array descriptor has the format:
type ArrayDescriptor =
record
VirtualOrigin: integer; Multiplier1, Multiplier2: integer;
LowerBound1, UpperBound1, LowerBound2, UpperBound2: integer
end;
so that when row-major order is used, the storage mapping function for an array a is:
location(a[i,j]) = VirtualOrigin + i*Multiplier1 + j*Multiplier2.
For each of the following 6 cases, assume that the first word of storage allocated is decimal location 4000. Give (a) the number of words of storage required for the array; (b) the array’s descriptor; and (c) the location of M[2,3] in each declared array. Assume that each R requires one word and that each S requires two words.
(1) var M: array [1..3, 1..3] of R
(2) var M: array [0..3, 0..4] of R
(3) var M: array [-1..2, 2..4] of R
(4) var M: array [1..3, 1..3] of S
(5) var M: array [0..3, 0..4] of S
(6) var M: array [-1..2, 2..4] of S
Homework Answers
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Assume an array descriptor has the format:
type ArrayDescriptor =
record
&nbs
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