题目 You are climbing a stair case. It takes n steps to reach to the top. Each time you can either climb 1 or 2 steps. In how many distinct ways can you climb to the top? Note: Given n will be a posi
题目描述: You are climbing a stair case. It takes n steps to reach to the top. Each time you can either climb 1 or 2 steps. In how many distinct ways can you climb to the top? 先验知识: 斐波那契数列 斐波那契数列(Fib
You are climbing a stair case. It takes n steps to reach to the top. Each time you can either climb 1 or 2 steps. In how many distinct ways can you climb to the top? Note: Given n will be a positive
题目: You are climbing a stair case. It takes n steps to reach to the top. Each time you can either climb 1 or 2 steps. In how many distinct ways can you climb to the top? 思路分析: 设 f (n) 表示爬 n 阶楼梯的不
class Solution {public:int climbStairs(int n) {// Start typing your C/C++ solution below// DO NOT write int main() functionif(n <= 2) return n;vector<int> f(n+1, 0);f[1] = 1;f[2] = 2;for(int i = 3; i
题目描述 题目难度:Easy You are climbing a stair case. It takes n steps to reach to the top. Each time you can either climb 1 or 2 steps. In how many distinct ways can you climb to the top? Note: Given n wi
写了个top-down的divide and conquer程序,可惜超时了。 class Solution:def climbStairs(self, n: int) -> int:# divide and conquer?if n == 0:return 1if n <= 1:return self.climbStairs(n-1)if n >= 2:return self.climbSta
爬楼梯问题: 70. Climbing Stairs Easy You are climbing a stair case. It takes n steps to reach to the top. Each time you can either climb 1 or 2 steps. In how many distinct ways can you climb to the top
要求: You are climbing a stair case. It takes n steps to reach to the top. Each time you can either climb 1 or 2 steps. In how many distinct ways can you climb to the top? 注意:基本动态规划问题,只要写出状态转移方程就可
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=1049 Climbing Worm Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 17249 Accepted
题目 You are climbing a staircase. It takes n steps to reach the top. Each time you can either climb 1 or 2 steps. In how many distinct ways can you climb to the top? Example 1: Input: n = 2Output: