参考回答:
最基础的动态规划问题
public class Solution {public int JumpFloor(int target) {if(target<=1) return target;int[] a = new int[target+1];a[1]=1; a[2]=2;for(int i=3;i<=target;i++){a[i] = a[i-1] + a[i-2];}return a[target];}}

参考回答:
最基础的动态规划问题
public class Solution {public int JumpFloor(int target) {if(target<=1) return target;int[] a = new int[target+1];a[1]=1; a[2]=2;for(int i=3;i<=target;i++){a[i] = a[i-1] + a[i-2];}return a[target];}}