题目描述
一只青蛙一次可以跳上1级台阶,也可以跳上2级。求该青蛙跳上一个n级的台阶总共有多少种跳法。
class Solution { public: int jumpFloor(int number) { if(number == 0) return 0; if(number == 1) return 1; if(number == 2) return 2; return jumpFloor(number-1) + jumpFloor(number-2); } };
class Solution { public: int jumpFloor(int number) { if(number == 0) return 0; if(number == 1) return 1; if(number == 2) return 2; return jumpFloor(number-1) + jumpFloor(number-2); } };