0_0_33297046_11466.cpp:124:1: error: stray '\241' in program
【O(M)算法】
^
0_0_33297046_11466.cpp:124:1: error: stray '\276' in program
0_0_33297046_11466.cpp:124:1: error: stray '\313' in program
0_0_33297046_11466.cpp:124:1: error: stray '\343' in program
0_0_33297046_11466.cpp:124:1: error: stray '\267' in program
0_0_33297046_11466.cpp:124:1: error: stray '\250' in program
0_0_33297046_11466.cpp:124:1: error: stray '\241' in program
0_0_33297046_11466.cpp:124:1: error: stray '\277' in program
0_0_33297046_11466.cpp:125:1: error: stray '\270' in program
根据图的对称性，可以将图中所有的强连通分支全部缩成一个点（因为强连通分支中的点要么都选，要么都不选），然后按照拓扑逆序（每次找出度为0的点，具体实现时，在建分支邻接图时将所有边取反）遍历分支邻接图，将这个点（表示的连通分支）选上，并将其所有对立点（注意，连通分支的对立连通分支可能有多个，若对于两个连通分支S1和S2，点i在S1中，点i'在S2中，则S1和S2对立）及这些对立点的前趋全部标记为不选，直到所有点均标记为止。这一过程中必然不会出现矛盾（详细证明过程省略，论文里有）。
^
0_0_33297046_11466.cpp:125:1: error: stray '\371' in program
0_0_33297046_11466.cpp:125:1: error: stray '\276' in program
0_0_33297046_11466.cpp:125:1: error: stray '\335' in program
0_0_33297046_11466.cpp:125:1: error: stray '\315' in program
0_0_33297046_11466.cpp:125:1: error: stray '\274' in program
0_0_33297046_11466.cpp:125:1: error: stray '\265' in program
0_0_33297046_11466.cpp:125:1: error: stray '\304' in program
0_0_33297046_11466.cpp:125:1: error: stray '\266' in program
0_0_33297046_11466.cpp:125:1: error: stray '\324' in program
0_0_33297046_11466.cpp:125:1: error: stray '\263' in program
0_0_33297046_11466.cpp:125:1: error: stray '\306' in program
0_0_33297046_11466.cpp:125:1: error: stray '\320' in program
0_0_33297046_11466.cpp:125:1: error: stray '\324' in program
0_0_33297046_11466.cpp:125:1: error: stray '\243' in program
0_0_33297046_11466.cpp:125:1: error: stray '\254' in program
0_0_33297046_11466.cpp:125:1: error: stray '\277' in program
0_0_33297046_11466.cpp:125:1: error: stray '\311' in program
0_0_33297046_11466.cpp:125:1: error: stray '\322' in program
0_0_33297046_11466.cpp:125:1: error: stray '\324' in program
0_0_33297046_11466.cpp:125:1: error: stray '\275' in program
0_0_33297046_11466.cpp:125:1: error: stray '\253' in program
0_0_33297046_11466.cpp:125:1: error: stray '\315' in program
0_0_33297046_11466.cpp:125:1: error: stray '\274' in program
0_0_33297046_11466.cpp:125:1: error: stray '\326' in program
0_0_33297046_11466.cpp:125:1: error: stray '\320' in program
0_0_33297046_11466.cpp:125:1: error: stray '\313' in program
0_0_33297046_11466.cpp:125:1: error: stray '\371' in program
0_0_33297046_11466.cpp:125:1: error: stray '\323' in program
0_0_33297046_11466.cpp:125:1: error: stray '\320' in program
0_0_33297046_11466.cpp:125:1: error: stray '\265' in program
0_0_33297046_11466.cpp:125:1: error: stray '\304' in program
0_0_33297046_11466.cpp:125:1: error: stray '\307' in program
0_0_33297046_11466.cpp:125:1: error: stray '\277' in program
0_0_33297046_11466.cpp:125:1: error: stray '\301' in program
0_0_33297046_11466.cpp:125:1: error: stray '\254' in program
0_0_33297046_11466.cpp:125:1: error: stray '\315' in program
0_0_33297046_11466.cpp:125:1: error: stray '\250' in program
0_0_33297046_11466.cpp:125:1: error: stray '\267' in program
0_0_33297046_11466.cpp:125:1: error: stray '\326' in program
0_0_33297046_11466.cpp:125:1: error: stray '\326' in program
0_0_33297046_11466.cpp:125:1: error: stray '\247' in program
0_0_33297046_11466.cpp:125:1: error: stray '\310' in program
0_0_33297046_11466.cpp:125:1: error: stray '\253' in program
0_0_33297046_11466.cpp:125:1: error: stray '\262' in program
0_0_33297046_11466.cpp:125:1: error: stray '\277' in program
0_0_33297046_11466.cpp:125:1: error: stray '\313' in program
0_0_33297046_11466.cpp:125:1: error: stray '\365' in program
0_0_33297046_11466.cpp:125:1: error: stray '\263' in program
0_0_33297046_11466.cpp:125:1: error: stray '\311' in program
0_0_33297046_11466.cpp:125:1: error: stray '\322' in program
0_0_33297046_11466.cpp:125:1: error: stray '\273' in program
0_0_33297046_11466.cpp:125:1: error: stray '\270' in program
0_0_33297046_11466.cpp:125:1: error: stray '\366' in program
0_0_33297046_11466.cpp:125:1: error: stray '\265' in program
0_0_33297046_11466.cpp:125:1: error: stray '\343' in program
0_0_33297046_11466.cpp:125:1: error: stray '\243' in program
0_0_33297046_11466.cpp:125:1: error: stray '\250' in program
0_0_33297046_11466.cpp:125:1: error: stray '\322' in program
0_0_33297046_11466.cpp:125:1: error: stray '\362' in program
0_0_33297046_11466.cpp:125:1: error: stray '\316' in program
0_0_33297046_11466.cpp:125:1: error: stray '\252' in program
0_0_33297046_11466.cpp:125:1: error: stray '\307' in program
0_0_33297046_11466.cpp:125:1: error: stray '\277' in program
0_0_33297046_11466.cpp:125:1: error: stray '\301' in program
0_0_33297046_11466.cpp:125:1: error: stray '\254' in program
0_0_33297046_11466.cpp:125:1: error: stray '\315' in program
0_0_33297046_11466.cpp:125:1: error: stray '\250' in program
0_0_33297046_11466.cpp:125:1: error: stray '\267' in program
0_0_33297046_11466.cpp:125:1: error: stray '\326' in program
0_0_33297046_11466.cpp:125:1: error: stray '\326' in program
0_0_33297046_11466.cpp:125:1: error: stray '\247' in program
0_0_33297046_11466.cpp:125:1: error: stray '\326' in program
0_0_33297046_11466.cpp:125:1: error: stray '\320' in program
0_0_33297046_11466.cpp:125:1: error: stray '\265' in program
0_0_33297046_11466.cpp:125:1: error: stray '\304' in program
0_0_33297046_11466.cpp:125:1: error: stray '\265' in program
0_0_33297046_11466.cpp:125:1: error: stray '\343' in program
0_0_33297046_11466.cpp:125:1: error: stray '\322' in program
0_0_33297046_11466.cpp:125:1: error: stray '\252' in program
0_0_33297046_11466.cpp:125:1: error: stray '\303' in program
0_0_33297046_11466.cpp:125:1: error: stray '\264' in program
0_0_33297046_11466.cpp:125:1: error: stray '\266' in program
0_0_33297046_11466.cpp:125:1: error: stray '\274' in program
0_0_33297046_11466.cpp:125:1: error: stray '\321' in program
0_0_33297046_11466.cpp:125:1: error: stray '\241' in program
0_0_33297046_11466.cpp:125:1: error: stray '\243' in program
0_0_33297046_11466.cpp:125:1: error: stray '\254' in program
0_0_33297046_11466.cpp:125:1: error: stray '\322' in program
0_0_33297046_11466.cpp:125:1: error: stray '\252' in program
0_0_33297046_11466.cpp:125:1: error: stray '\303' in program
0_0_33297046_11466.cpp:125:1: error: stray '\264' in program
0_0_33297046_11466.cpp:125:1: error: stray '\266' in program
0_0_33297046_11466.cpp:125:1: error: stray '\274' in program
0_0_33297046_11466.cpp:125:1: error: stray '\262' in program
0_0_33297046_11466.cpp:125:1: error: stray '\273' in program
0_0_33297046_11466.cpp:125:1: error: stray '\321' in program
0_0_33297046_11466.cpp:125:1: error: stray '\241' in program
0_0_33297046_11466.cpp:125:1: error: stray '\243' in program
0_0_33297046_11466.cpp:125:1: error: stray '\251' in program
0_0_33297046_11466.cpp:125:1: error: stray '\243' in program
0_0_33297046_11466.cpp:125:1: error: stray '\254' in program
0_0_33297046_11466.cpp:125:1: error: stray '\310' in program
0_0_33297046_11466.cpp:125:1: error: stray '\273' in program
0_0_33297046_11466.cpp:125:1: error: stray '\272' in program
0_0_33297046_11466.cpp:125:1: error: stray '\363' in program
0_0_33297046_11466.cpp:125:1: error: stray '\260' in program
0_0_33297046_11466.cpp:125:1: error: stray '\264' in program
0_0_33297046_11466.cpp:125:1: error: stray '\325' in program
0_0_33297046_11466.cpp:125:1: error: stray '\325' in program
0_0_33297046_11466.cpp:125:1: error: stray '\315' in program
0_0_33297046_11466.cpp:125:1: error: stray '\330' in program
0_0_33297046_11466.cpp:125:1: error: stray '\306' in program
0_0_33297046_11466.cpp:125:1: error: stray '\313' in program
0_0_33297046_11466.cpp:125:1: error: stray '\304' in program
0_0_33297046_11466.cpp:125:1: error: stray '\346' in program
0_0_33297046_11466.cpp:125:1: error: stray '\320' in program
0_0_33297046_11466.cpp:125:1: error: stray '\362' in program
0_0_33297046_11466.cpp:125:1: error: stray '\243' in program
0_0_33297046_11466.cpp:125:1: error: stray '\250' in program
0_0_33297046_11466.cpp:125:1: error: stray '\303' in program
0_0_33297046_11466.cpp:125:1: error: stray '\277' in program
0_0_33297046_11466.cpp:125:1: error: stray '\264' in program
0_0_33297046_11466.cpp:125:1: error: stray '\316' in program
0_0_33297046_11466.cpp:125:1: error: stray '\325' in program
0_0_33297046_11466.cpp:125:1: error: stray '\322' in program
0_0_33297046_11466.cpp:125:1: error: stray '\263' in program
0_0_33297046_11466.cpp:125:1: error: stray '\366' in program
0_0_33297046_11466.cpp:125:1: error: stray '\266' in program
0_0_33297046_11466.cpp:125:1: error: stray '\310' in program
0_0_33297046_11466.cpp:125:1: error: stray '\316' in program
0_0_33297046
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