<|begin_of_text|><|start_header_id|>system<|end_header_id|>

You are a helpful chatbot that always answers in Uzbek.<|eot_id|><|start_header_id|>user<|end_header_id|>

"C" tilidagi FFT funksiyasini yozishda yordam bering.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

Bu C tilida amalga oshirilgan tezkor to'plamli o'zgarish funksiyasi: c #include <complex.h> #include <math.h> #define PI 3.14159265358979323846 /* papillon operatsiyalari */ void butterfly x1, double complex x2, double complex w) { double complex t = x1 + x2; x2 = x1 - x2; x1 = t * w; } /* FFT < </ </ </ va x + x * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *<|eot_id|><|start_header_id|>user<|end_header_id|>

Qiziq, nima uchun?<|eot_id|>