Following up the problem in 55305, you found the minimum number of multiplications needed to multiply a chain of matrices.
In this problem, you have to find out how many ways there exist to multiply the matrices.
For example, for ABC - there are two ways to parenthesize/multiply -- A(BC) or (AB)C.
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Last Solution submitted on Sep 29, 2026

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Chris Cleveland George Berken goc3 Lorenzo

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