题解 | #矩形覆盖#

#
# 代码中的类名、方法名、参数名已经指定，请勿修改，直接返回方法规定的值即可
#
# 
# @param number int整型 
# @return int整型
#
class Solution:
    def rectCover(self , number: int) -> int:
        # write code here
        if number <= 2:
            return number
        dp = [0 for _ in range(number+1)]
        dp[1], dp[2] = 1, 2
        for i in range(3, number+1):
            dp[i] = dp[i-1]+dp[i-2]
        return dp[number]