Fast Fourier Transform, Algorithms, Pattern Matching, Convolution, Combination Sum.
digits (requiring around 40 bits to store it in memory). Let’s take a diversion from integers to polynomials. A polynomial p(x) of degree n-1 is represented as: Any integer P can be represented as a polynomial. For e.g. 1234 is just p(x) evaluated as x=10 and n=4, with Similarly, let us define