Problem1081--递推--骨牌铺法

1081: 递推--骨牌铺法

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Time Limit : 1.000 sec  Memory Limit : 128 MiB

SubmitSolved: 7Submit Num: 17StatisticsShowOff!

Description

Sample Input Copy 

3

Sample Output Copy 

4

Source/Category

入门题-递推 
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