Trixie the Cat
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Edit Distance Algorithm (variant of longest common sub-sequence)
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the additional cost of adding a swap function should be: T(j-2,k-2) + Cs , if A[j-1]=B[k],and A[j]=B[k-1] I found the answer by studying the Damerau–Levenshtein distance modification of the ...

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prove by induction that the complete recursion tree for computing the nth Fibonacci number has n leaves
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To compute the nth Fibonacci number, expressed as Fib(n), we use the following formula, noting that n is a positive integer: Fib(n)= { 0 if n = 0 1 if n = 1 Fib(n - 1) + Fib(...

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