Question: Q2. a) Suppose we use a triangular matrix to count pairs and the number of items n = 20. If we store this triangular matrix

Q2. a) Suppose we use a triangular matrix to count pairs and the number of items n = 20. If we store this triangular matrix as a ragged one-dimensional array Count, what is the index where count of pair (7, 8) is stored? (3 points)

Edit to Question: We are using Python, but this is a conceptual question, so there is no implementation involved.

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