Function main

contents/cooley_tukey/code/c/fft.c:107–124

}

int main() {
    srand((unsigned int)time(NULL));
    double complex x[64], y[64], z[64];
    for (size_t i = 0; i < 64; ++i) {
        x[i] = rand() / (double) RAND_MAX;
        y[i] = x[i];
        z[i] = x[i];
    }

    fft(x, 64);
    cooley_tukey(y, 64);
    iterative_cooley_tukey(z, 64);

    approx(x, y, 64);
    approx(x, z, 64);

    return 0;
}