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#P781. 铺放骨牌F302
ID: 1291
Type: Default
1000ms
256MiB
Tried: 0
Accepted: 0
Difficulty: (None)
Uploaded By:
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递推
铺放骨牌F302
Description
有2* n的一个长方形方格,用一个1*2的骨牌铺满方格。
Input Format
输入数字n(0<n<30)。
Output Format
输出铺法总数m。
3
3
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