% X(k)=1/N \sum_{n=0}^{N-1} x(n)*e^{-j*2*\pi*n*k/N}
% x(n)=\sum_{n=0}^{N-1} X(k)e^{j*2*\pi*n*k/N}


x = [8,8,8,8,8,8,8,8]
X = DFT_priama(x)

x = DFT_spatna(X)