The function "move" takes as input a list of numbers. Explain what it does. def move ( A ) : if len ( A ) <= 1 : return None less = [ ] for i in range ( 1 , len ( A )) : if A [ i ] <= A [ 0 ] : less. append ( A [ i ]) more = [ ] for i in range ( 1 , len ( A )) : if A [ i ] > A [ ] : more. append ( A [ i ]) return less, more.