Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)
Total Submission(s): 5910 Accepted Submission(s): 4646
3 2 8 12
3 171 2731
#include<iostream>
int num[32];
using namespace std;
int main()
{
int n;
int m;
int i,j,k;
int sum;
num[1]=1;
num[2]=3;
for(i=3;i<=30;i++)
num[i]=num[i-1]+2*num[i-2];
cin>>n;
while(n--)
{
cin>>m;
cout<<num[m]<<endl;
}
return 0;
}1504071639-hd-Tiling_easy version
原文：http://blog.csdn.net/wangluoershixiong/article/details/44922313