Enter the value of k [discr range] : 4
Enter the value of n [discr range] : 4
Enter the Array X in the form [x1 x2 x3...xn] : [2 4 5 6]
   9.0000 + 0.0000i   3.0000 + 6.0000i  -3.0000 - 0.0000i   3.0000 - 6.0000i