0_0_20777584_18782.cpp:1:1: error: stray '\351' in program
题目大意：
^
0_0_20777584_18782.cpp:1:1: error: stray '\242' in program
0_0_20777584_18782.cpp:1:1: error: stray '\230' in program
0_0_20777584_18782.cpp:1:1: error: stray '\347' in program
0_0_20777584_18782.cpp:1:1: error: stray '\233' in program
0_0_20777584_18782.cpp:1:1: error: stray '\256' in program
0_0_20777584_18782.cpp:1:1: error: stray '\345' in program
0_0_20777584_18782.cpp:1:1: error: stray '\244' in program
0_0_20777584_18782.cpp:1:1: error: stray '\247' in program
0_0_20777584_18782.cpp:1:1: error: stray '\346' in program
0_0_20777584_18782.cpp:1:1: error: stray '\204' in program
0_0_20777584_18782.cpp:1:1: error: stray '\217' in program
0_0_20777584_18782.cpp:1:1: error: stray '\357' in program
0_0_20777584_18782.cpp:1:1: error: stray '\274' in program
0_0_20777584_18782.cpp:1:1: error: stray '\232' in program
0_0_20777584_18782.cpp:2:1: error: stray '\346' in program
我们计划建一个大烟囱。烟囱的每一节是一个 3*3 的正方形，中间是空的，如图所示。
^
0_0_20777584_18782.cpp:2:1: error: stray '\210' in program
0_0_20777584_18782.cpp:2:1: error: stray '\221' in program
0_0_20777584_18782.cpp:2:1: error: stray '\344' in program
0_0_20777584_18782.cpp:2:1: error: stray '\273' in program
0_0_20777584_18782.cpp:2:1: error: stray '\254' in program
0_0_20777584_18782.cpp:2:1: error: stray '\350' in program
0_0_20777584_18782.cpp:2:1: error: stray '\256' in program
0_0_20777584_18782.cpp:2:1: error: stray '\241' in program
0_0_20777584_18782.cpp:2:1: error: stray '\345' in program
0_0_20777584_18782.cpp:2:1: error: stray '\210' in program
0_0_20777584_18782.cpp:2:1: error: stray '\222' in program
0_0_20777584_18782.cpp:2:1: error: stray '\345' in program
0_0_20777584_18782.cpp:2:1: error: stray '\273' in program
0_0_20777584_18782.cpp:2:1: error: stray '\272' in program
0_0_20777584_18782.cpp:2:1: error: stray '\344' in program
0_0_20777584_18782.cpp:2:1: error: stray '\270' in program
0_0_20777584_18782.cpp:2:1: error: stray '\200' in program
0_0_20777584_18782.cpp:2:1: error: stray '\344' in program
0_0_20777584_18782.cpp:2:1: error: stray '\270' in program
0_0_20777584_18782.cpp:2:1: error: stray '\252' in program
0_0_20777584_18782.cpp:2:1: error: stray '\345' in program
0_0_20777584_18782.cpp:2:1: error: stray '\244' in program
0_0_20777584_18782.cpp:2:1: error: stray '\247' in program
0_0_20777584_18782.cpp:2:1: error: stray '\347' in program
0_0_20777584_18782.cpp:2:1: error: stray '\203' in program
0_0_20777584_18782.cpp:2:1: error: stray '\237' in program
0_0_20777584_18782.cpp:2:1: error: stray '\345' in program
0_0_20777584_18782.cpp:2:1: error: stray '\233' in program
0_0_20777584_18782.cpp:2:1: error: stray '\261' in program
0_0_20777584_18782.cpp:2:1: error: stray '\343' in program
0_0_20777584_18782.cpp:2:1: error: stray '\200' in program
0_0_20777584_18782.cpp:2:1: error: stray '\202' in program
0_0_20777584_18782.cpp:2:1: error: stray '\347' in program
0_0_20777584_18782.cpp:2:1: error: stray '\203' in program
0_0_20777584_18782.cpp:2:1: error: stray '\237' in program
0_0_20777584_18782.cpp:2:1: error: stray '\345' in program
0_0_20777584_18782.cpp:2:1: error: stray '\233' in program
0_0_20777584_18782.cpp:2:1: error: stray '\261' in program
0_0_20777584_18782.cpp:2:1: error: stray '\347' in program
0_0_20777584_18782.cpp:2:1: error: stray '\232' in program
0_0_20777584_18782.cpp:2:1: error: stray '\204' in program
0_0_20777584_18782.cpp:2:1: error: stray '\346' in program
0_0_20777584_18782.cpp:2:1: error: stray '\257' in program
0_0_20777584_18782.cpp:2:1: error: stray '\217' in program
0_0_20777584_18782.cpp:2:1: error: stray '\344' in program
0_0_20777584_18782.cpp:2:1: error: stray '\270' in program
0_0_20777584_18782.cpp:2:1: error: stray '\200' in program
0_0_20777584_18782.cpp:2:1: error: stray '\350' in program
0_0_20777584_18782.cpp:2:1: error: stray '\212' in program
0_0_20777584_18782.cpp:2:1: error: stray '\202' in program
0_0_20777584_18782.cpp:2:1: error: stray '\346' in program
0_0_20777584_18782.cpp:2:1: error: stray '\230' in program
0_0_20777584_18782.cpp:2:1: error: stray '\257' in program
0_0_20777584_18782.cpp:2:1: error: stray '\344' in program
0_0_20777584_18782.cpp:2:1: error: stray '\270' in program
0_0_20777584_18782.cpp:2:1: error: stray '\200' in program
0_0_20777584_18782.cpp:2:1: error: stray '\344' in program
0_0_20777584_18782.cpp:2:1: error: stray '\270' in program
0_0_20777584_18782.cpp:2:1: error: stray '\252' in program
0_0_20777584_18782.cpp:2:1: error: stray '\347' in program
0_0_20777584_18782.cpp:2:1: error: stray '\232' in program
0_0_20777584_18782.cpp:2:1: error: stray '\204' in program
0_0_20777584_18782.cpp:2:1: error: stray '\346' in program
0_0_20777584_18782.cpp:2:1: error: stray '\255' in program
0_0_20777584_18782.cpp:2:1: error: stray '\243' in program
0_0_20777584_18782.cpp:2:1: error: stray '\346' in program
0_0_20777584_18782.cpp:2:1: error: stray '\226' in program
0_0_20777584_18782.cpp:2:1: error: stray '\271' in program
0_0_20777584_18782.cpp:2:1: error: stray '\345' in program
0_0_20777584_18782.cpp:2:1: error: stray '\275' in program
0_0_20777584_18782.cpp:2:1: error: stray '\242' in program
0_0_20777584_18782.cpp:2:1: error: stray '\357' in program
0_0_20777584_18782.cpp:2:1: error: stray '\274' in program
0_0_20777584_18782.cpp:2:1: error: stray '\214' in program
0_0_20777584_18782.cpp:2:1: error: stray '\344' in program
0_0_20777584_18782.cpp:2:1: error: stray '\270' in program
0_0_20777584_18782.cpp:2:1: error: stray '\255' in program
0_0_20777584_18782.cpp:2:1: error: stray '\351' in program
0_0_20777584_18782.cpp:2:1: error: stray '\227' in program
0_0_20777584_18782.cpp:2:1: error: stray '\264' in program
0_0_20777584_18782.cpp:2:1: error: stray '\346' in program
0_0_20777584_18782.cpp:2:1: error: stray '\230' in program
0_0_20777584_18782.cpp:2:1: error: stray '\257' in program
0_0_20777584_18782.cpp:2:1: error: stray '\347' in program
0_0_20777584_18782.cpp:2:1: error: stray '\251' in program
0_0_20777584_18782.cpp:2:1: error: stray '\272' in program
0_0_20777584_18782.cpp:2:1: error: stray '\347' in program
0_0_20777584_18782.cpp:2:1: error: stray '\232' in program
0_0_20777584_18782.cpp:2:1: error: stray '\204' in program
0_0_20777584_18782.cpp:2:1: error: stray '\357' in program
0_0_20777584_18782.cpp:2:1: error: stray '\274' in program
0_0_20777584_18782.cpp:2:1: error: stray '\214' in program
0_0_20777584_18782.cpp:2:1: error: stray '\345' in program
0_0_20777584_18782.cpp:2:1: error: stray '\246' in program
0_0_20777584_18782.cpp:2:1: error: stray '\202' in program
0_0_20777584_18782.cpp:2:1: error: stray '\345' in program
0_0_20777584_18782.cpp:2:1: error: stray '\233' in program
0_0_20777584_18782.cpp:2:1: error: stray '\276' in program
0_0_20777584_18782.cpp:2:1: error: stray '\346' in program
0_0_20777584_18782.cpp:2:1: error: stray '\211' in program
0_0_20777584_18782.cpp:2:1: error: stray '\200' in program
0_0_20777584_18782.cpp:2:1: error: stray '\347' in program
0_0_20777584_18782.cpp:2:1: error: stray '\244' in program
0_0_20777584_18782.cpp:2:1: error: stray '\272' in program
0_0_20777584_18782.cpp:2:1: error: stray '\343' in program
0_0_20777584_18782.cpp:2:1: error: stray '\200' in program
0_0_20777584_18782.cpp:2:1: error: stray '\202' in program
0_0_20777584_18782.cpp:3:1: error: stray '\347' in program
现在我们只有许多 1*1*2 的块。我们建造的烟囱的高度为 N。现在请计算有多少种不同
^
0_0_20777584_18782.cpp:3:1: error: stray '\216' in program
0_0_20777584_18782.cpp:3:1: error: stray '\260' in program
0_0_20777584_18782.cpp:3:1: error: stray '\345' in program
0_0_20777584_18782.cpp:3:1: error: stray '\234' in program
0_0_20777584_18782.cpp:3:1: error: stray '\250' in program
0_0_20777584_18782.cpp:3:1: error: stray '\346' in program
0_0_20777584_18782.cpp:3:1: error: stray '\210' in program
0_0_20777584_18782.cpp:3:1: error: stray '\221' in program
0_0_20777584_18782.cpp:3:1: error: stray '\344' in program
0_0_20777584_18782.cpp:3:1: error: stray '\273' in program
0_0_20777584_18782.cpp:3:1: error: stray '\254' in program
0_0_20777584_18782.cpp:3:1: error: stray '\345' in program
0_0_20777584_18782.cpp:3:1: error: stray '\217' in program
0_0_20777584_18782.cpp:3:1: error: stray '\252' in program
0_0_20777584_18782.cpp:3:1: error: stray '\346' in program
0_0_20777584_18782.cpp:3:1: error: stray '\234' in program
0_0_20777584_18782.cpp:3:1: error: stray '\211' in program
0_0_20777584_18782.cpp:3:1: error: stray '\350' in program
0_0_20777584_18782.cpp:3:1: error: stray '\256' in program
0_0_20777584_18782.cpp:3:1: error: stray '\270' in program
0_0_20777584_18782.cpp:3:1: error: stray '\345' in program
0_0_20777584_18782.cpp:3:1: error: stray '\244' in program
0_0_20777584_18782.cpp:3:1: error: stray '\2
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