0_0_20774389_10362.cpp:1:2: error: stray '\350' in program
这道题目是二分匹配，我一开始用的是邻接矩阵，却交上去超时了，
^
0_0_20774389_10362.cpp:1:2: error: stray '\277' in program
0_0_20774389_10362.cpp:1:2: error: stray '\231' in program
0_0_20774389_10362.cpp:1:2: error: stray '\351' in program
0_0_20774389_10362.cpp:1:2: error: stray '\201' in program
0_0_20774389_10362.cpp:1:2: error: stray '\223' in program
0_0_20774389_10362.cpp:1:2: error: stray '\351' in program
0_0_20774389_10362.cpp:1:2: error: stray '\242' in program
0_0_20774389_10362.cpp:1:2: error: stray '\230' in program
0_0_20774389_10362.cpp:1:2: error: stray '\347' in program
0_0_20774389_10362.cpp:1:2: error: stray '\233' in program
0_0_20774389_10362.cpp:1:2: error: stray '\256' in program
0_0_20774389_10362.cpp:1:2: error: stray '\346' in program
0_0_20774389_10362.cpp:1:2: error: stray '\230' in program
0_0_20774389_10362.cpp:1:2: error: stray '\257' in program
0_0_20774389_10362.cpp:1:2: error: stray '\344' in program
0_0_20774389_10362.cpp:1:2: error: stray '\272' in program
0_0_20774389_10362.cpp:1:2: error: stray '\214' in program
0_0_20774389_10362.cpp:1:2: error: stray '\345' in program
0_0_20774389_10362.cpp:1:2: error: stray '\210' in program
0_0_20774389_10362.cpp:1:2: error: stray '\206' in program
0_0_20774389_10362.cpp:1:2: error: stray '\345' in program
0_0_20774389_10362.cpp:1:2: error: stray '\214' in program
0_0_20774389_10362.cpp:1:2: error: stray '\271' in program
0_0_20774389_10362.cpp:1:2: error: stray '\351' in program
0_0_20774389_10362.cpp:1:2: error: stray '\205' in program
0_0_20774389_10362.cpp:1:2: error: stray '\215' in program
0_0_20774389_10362.cpp:1:2: error: stray '\357' in program
0_0_20774389_10362.cpp:1:2: error: stray '\274' in program
0_0_20774389_10362.cpp:1:2: error: stray '\214' in program
0_0_20774389_10362.cpp:1:2: error: stray '\346' in program
0_0_20774389_10362.cpp:1:2: error: stray '\210' in program
0_0_20774389_10362.cpp:1:2: error: stray '\221' in program
0_0_20774389_10362.cpp:1:2: error: stray '\344' in program
0_0_20774389_10362.cpp:1:2: error: stray '\270' in program
0_0_20774389_10362.cpp:1:2: error: stray '\200' in program
0_0_20774389_10362.cpp:1:2: error: stray '\345' in program
0_0_20774389_10362.cpp:1:2: error: stray '\274' in program
0_0_20774389_10362.cpp:1:2: error: stray '\200' in program
0_0_20774389_10362.cpp:1:2: error: stray '\345' in program
0_0_20774389_10362.cpp:1:2: error: stray '\247' in program
0_0_20774389_10362.cpp:1:2: error: stray '\213' in program
0_0_20774389_10362.cpp:1:2: error: stray '\347' in program
0_0_20774389_10362.cpp:1:2: error: stray '\224' in program
0_0_20774389_10362.cpp:1:2: error: stray '\250' in program
0_0_20774389_10362.cpp:1:2: error: stray '\347' in program
0_0_20774389_10362.cpp:1:2: error: stray '\232' in program
0_0_20774389_10362.cpp:1:2: error: stray '\204' in program
0_0_20774389_10362.cpp:1:2: error: stray '\346' in program
0_0_20774389_10362.cpp:1:2: error: stray '\230' in program
0_0_20774389_10362.cpp:1:2: error: stray '\257' in program
0_0_20774389_10362.cpp:1:2: error: stray '\351' in program
0_0_20774389_10362.cpp:1:2: error: stray '\202' in program
0_0_20774389_10362.cpp:1:2: error: stray '\273' in program
0_0_20774389_10362.cpp:1:2: error: stray '\346' in program
0_0_20774389_10362.cpp:1:2: error: stray '\216' in program
0_0_20774389_10362.cpp:1:2: error: stray '\245' in program
0_0_20774389_10362.cpp:1:2: error: stray '\347' in program
0_0_20774389_10362.cpp:1:2: error: stray '\237' in program
0_0_20774389_10362.cpp:1:2: error: stray '\251' in program
0_0_20774389_10362.cpp:1:2: error: stray '\351' in program
0_0_20774389_10362.cpp:1:2: error: stray '\230' in program
0_0_20774389_10362.cpp:1:2: error: stray '\265' in program
0_0_20774389_10362.cpp:1:2: error: stray '\357' in program
0_0_20774389_10362.cpp:1:2: error: stray '\274' in program
0_0_20774389_10362.cpp:1:2: error: stray '\214' in program
0_0_20774389_10362.cpp:1:2: error: stray '\345' in program
0_0_20774389_10362.cpp:1:2: error: stray '\215' in program
0_0_20774389_10362.cpp:1:2: error: stray '\264' in program
0_0_20774389_10362.cpp:1:2: error: stray '\344' in program
0_0_20774389_10362.cpp:1:2: error: stray '\272' in program
0_0_20774389_10362.cpp:1:2: error: stray '\244' in program
0_0_20774389_10362.cpp:1:2: error: stray '\344' in program
0_0_20774389_10362.cpp:1:2: error: stray '\270' in program
0_0_20774389_10362.cpp:1:2: error: stray '\212' in program
0_0_20774389_10362.cpp:1:2: error: stray '\345' in program
0_0_20774389_10362.cpp:1:2: error: stray '\216' in program
0_0_20774389_10362.cpp:1:2: error: stray '\273' in program
0_0_20774389_10362.cpp:1:2: error: stray '\350' in program
0_0_20774389_10362.cpp:1:2: error: stray '\266' in program
0_0_20774389_10362.cpp:1:2: error: stray '\205' in program
0_0_20774389_10362.cpp:1:2: error: stray '\346' in program
0_0_20774389_10362.cpp:1:2: error: stray '\227' in program
0_0_20774389_10362.cpp:1:2: error: stray '\266' in program
0_0_20774389_10362.cpp:1:2: error: stray '\344' in program
0_0_20774389_10362.cpp:1:2: error: stray '\272' in program
0_0_20774389_10362.cpp:1:2: error: stray '\206' in program
0_0_20774389_10362.cpp:1:2: error: stray '\357' in program
0_0_20774389_10362.cpp:1:2: error: stray '\274' in program
0_0_20774389_10362.cpp:1:2: error: stray '\214' in program
0_0_20774389_10362.cpp:2:2: error: stray '\344' in program
于是我想到教主说的用vector来存二维数组，但是不太熟悉，后来
^
0_0_20774389_10362.cpp:2:2: error: stray '\272' in program
0_0_20774389_10362.cpp:2:2: error: stray '\216' in program
0_0_20774389_10362.cpp:2:2: error: stray '\346' in program
0_0_20774389_10362.cpp:2:2: error: stray '\230' in program
0_0_20774389_10362.cpp:2:2: error: stray '\257' in program
0_0_20774389_10362.cpp:2:2: error: stray '\346' in program
0_0_20774389_10362.cpp:2:2: error: stray '\210' in program
0_0_20774389_10362.cpp:2:2: error: stray '\221' in program
0_0_20774389_10362.cpp:2:2: error: stray '\346' in program
0_0_20774389_10362.cpp:2:2: error: stray '\203' in program
0_0_20774389_10362.cpp:2:2: error: stray '\263' in program
0_0_20774389_10362.cpp:2:2: error: stray '\345' in program
0_0_20774389_10362.cpp:2:2: error: stray '\210' in program
0_0_20774389_10362.cpp:2:2: error: stray '\260' in program
0_0_20774389_10362.cpp:2:2: error: stray '\346' in program
0_0_20774389_10362.cpp:2:2: error: stray '\225' in program
0_0_20774389_10362.cpp:2:2: error: stray '\231' in program
0_0_20774389_10362.cpp:2:2: error: stray '\344' in program
0_0_20774389_10362.cpp:2:2: error: stray '\270' in program
0_0_20774389_10362.cpp:2:2: error: stray '\273' in program
0_0_20774389_10362.cpp:2:2: error: stray '\350' in program
0_0_20774389_10362.cpp:2:2: error: stray '\257' in program
0_0_20774389_10362.cpp:2:2: error: stray '\264' in program
0_0_20774389_10362.cpp:2:2: error: stray '\347' in program
0_0_20774389_10362.cpp:2:2: error: stray '\232' in program
0_0_20774389_10362.cpp:2:2: error: stray '\204' in program
0_0_20774389_10362.cpp:2:2: error: stray '\347' in program
0_0_20774389_10362.cpp:2:2: error: stray '\224' in program
0_0_20774389_10362.cpp:2:2: error: stray '\250' in program
0_0_20774389_10362.cpp:2:2: error: stray '\346' in program
0_0_20774389_10362.cpp:2:2: error: stray '\235' in program
0_0_20774389_10362.cpp:2:2: error: stray '\245' in program
0_0_20774389_10362.cpp:2:2: error: stray '\345' in program
0_0_20774389_10362.cpp:2:2: error: stray '\255' in program
0_0_20774389_10362.cpp:2:2: error: stray '\230' in program
0_0_20774389_10362.cpp:2:2: error: stray '\344' in program
0_0_20774389_10362.cpp:2:2: error: stray '\272' in program
0_0_20774389_10362.cpp:2:2: error: stray '\214' in program
0_0_20774389_10362.cpp:2:2: error: stray '\347' in program
0_0_20774389_10362.cpp:2:2: error: stray '\273' in program
0_0_20774389_10362.cpp:2:2: error: stray '\264' in program
0_0_20774389_10362.cpp:2:2: error: stray '\346' in program
0_0_20774389_10362.cpp:2:2: error: stray '\225' in program
0_0_20774389_10362.cpp:2:2: error: stray '\260' in program
0_0_20774389_10362.cpp:2:2: error: stray '\347' in program
0_0_20774389_10362.cpp:2:2: error: stray '\273' in program
0_0_20774389_10362.cpp:2:2: error: stray '\204' in program
0_0_20774389_10362.cpp:2:2: error: stray '\357' in program
0_0_20774389_10362.cpp:2:2: error: stray '\274' in program
0_0_20774389_10362.cpp:2:2: error: stray '\214' in program
0_0_20774389_10362.cpp:2:2: error: stray '\344' in program
0_0_20774389_10362.cpp:2:2: error: stray '\275' in program
0_0_20774389_10362.cpp:2:2: error: stray '\206' in program
0_0_20774389_10362.cpp:2:2: error: stray '\346' in program
0_0_20774389_10362.cpp:2:2: error: stray '\230' in program
0_0_20774389_10362.cpp:2:2: error: stray '\257' in program
0_0_20774389_10362.cpp:2:2: error: stray '\3
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