VC++ 下FFT試驗

#include <iostream> using namespace std; #define MAX 2048 #define FFT_1024  #define FFTNUM 1024 #ifdef FFT_1024 const double sin_tab[] = { 0.0000,0.00614,0.01227,0.01841,0.02454,0.03067,0.03681,0.0429

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