The following code defines a__iter__()method which returns an object with anext()method. If the class definesnext(), then__iter__()can just return self: classReverse:#www.java2s.com"Iterator for looping over a sequence backwards"def__init__(self, data): self.data = data self.index...
// If the sequence is initialized F(0) = 1, F(1) = 1, // then this relation produces the well-known Fibonacci // sequence: 1, 1, 2, 3, 5, 8, 13, 21, 34, ... // Initialize a Fibonacci relation sequence // such that F(0) = a, F(1) = b. // This function must b...