A matrix "a" is called lower triangular if and only if for all j > ai j = 0. If such a matrix is to be sorted in a one dimensional array, A then ai j could be mapped to which of the following index of A ?
| A. | 1/2 * i (i + 1) j |
| B. | i + j |
| C. | i (i + 1) + j |
| D. | none of these |
Answer : A Explanation : |
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Option: A Explanation : Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. |
