题解 | #矩形覆盖#

# -*- coding:utf-8 -*-
class Solution:
    def rectCover(self, number):
        # write code here
        if number == 0:
            return 0
        if number == 1:
            return 1
        if number == 2:
            return 2
        a = 1
        b = 2
        for i in range(2,number):
            c = a+b
            a = b
            b = c
        return c