题解 | 吃糖果
吃糖果
https://www.nowcoder.com/practice/72015680c32b449899e81f1470836097
#include<iostream>
using namespace std;
const int maxn=20;
int main(){
int answer[maxn];
answer[0]=0;
answer[1]=1;
answer[2]=2;
for(int i=3;i<maxn;i++){
answer[i]=answer[i-1]+answer[i-2];
}
int n;
cin>>n;
cout<<answer[n]<<endl;
}
