题解 | 跳台阶

#
# 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 jumpFloor(self , number: int) -> int:
        # write code here
        if number == 1:
            return 1
        elif number == 2:
            return 2
        else:
            temp = [0 for i in range(number)]
            temp[0] = 1
            temp[1] = 2
            for i in range(2, number):
                temp[i] = temp[i-1] + temp[i-2]
            return temp[number-1]