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Que. An n x n array v is defined as follows:

v[i, j] = i-j for all i, j, 1 <= i <= n, 1 <= j <= n

The sum of the elements of the array v is
a. 0
b. n-1
c. n^2 - 3n + 2
d. n^2 (n+1)/2
Answer:0
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