How to solve this problem using matrix exponentiation. The recurrence relation is :
f(n, k, 0) = 2 * f(n - 1, k, 1) + f(n - 1, k, 0)
f(n, k, 1) = f(n - 1, k, 1) + f(n - 1, k, 0)
1 < n < 1e9
1 < k < 1e3
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Problem BBRICKS from Codechef Long challenge
How to solve this problem using matrix exponentiation. The recurrence relation is :
f(n, k, 0) = 2 * f(n - 1, k, 1) + f(n - 1, k, 0)
f(n, k, 1) = f(n - 1, k, 1) + f(n - 1, k, 0)
1 < n < 1e9
1 < k < 1e3
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