Question: The code below implements the fast Fourier transform. It is from Rosetta Code. Assume that n is a power of 2. Notice the recurrence starts

The code below implements the fast Fourier transform. It is from

The code below implements the fast Fourier transform. It is from Rosetta Code. Assume that n is a power of 2. Notice the recurrence starts at step 1 and works up by doubling until step 2n. Answer the questions that follow 1 #include 2 #include 3 #include s double PI a typedef double complex cplx; s void fftt (cplx buf cplx out int nt step) o if (step

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