0_0_20897077_17181.cpp:1:1: error: stray '\273' in program
混合图欧拉回路 相关题目：pku1637，zju1992，hdu3472
^
0_0_20897077_17181.cpp:1:1: error: stray '\354' in program
0_0_20897077_17181.cpp:1:1: error: stray '\272' in program
0_0_20897077_17181.cpp:1:1: error: stray '\317' in program
0_0_20897077_17181.cpp:1:1: error: stray '\315' in program
0_0_20897077_17181.cpp:1:1: error: stray '\274' in program
0_0_20897077_17181.cpp:1:1: error: stray '\305' in program
0_0_20897077_17181.cpp:1:1: error: stray '\267' in program
0_0_20897077_17181.cpp:1:1: error: stray '\300' in program
0_0_20897077_17181.cpp:1:1: error: stray '\255' in program
0_0_20897077_17181.cpp:1:1: error: stray '\273' in program
0_0_20897077_17181.cpp:1:1: error: stray '\330' in program
0_0_20897077_17181.cpp:1:1: error: stray '\302' in program
0_0_20897077_17181.cpp:1:1: error: stray '\267' in program
0_0_20897077_17181.cpp:1:1: error: stray '\317' in program
0_0_20897077_17181.cpp:1:1: error: stray '\340' in program
0_0_20897077_17181.cpp:1:1: error: stray '\271' in program
0_0_20897077_17181.cpp:1:1: error: stray '\330' in program
0_0_20897077_17181.cpp:1:1: error: stray '\314' in program
0_0_20897077_17181.cpp:1:1: error: stray '\342' in program
0_0_20897077_17181.cpp:1:1: error: stray '\304' in program
0_0_20897077_17181.cpp:1:1: error: stray '\277' in program
0_0_20897077_17181.cpp:1:1: error: stray '\243' in program
0_0_20897077_17181.cpp:1:1: error: stray '\272' in program
0_0_20897077_17181.cpp:1:1: error: stray '\243' in program
0_0_20897077_17181.cpp:1:1: error: stray '\254' in program
0_0_20897077_17181.cpp:1:1: error: stray '\243' in program
0_0_20897077_17181.cpp:1:1: error: stray '\254' in program
0_0_20897077_17181.cpp:2:1: error: stray '\241' in program
混合图欧拉回路用的是网络流。
^
0_0_20897077_17181.cpp:2:1: error: stray '\241' in program
0_0_20897077_17181.cpp:2:1: error: stray '\241' in program
0_0_20897077_17181.cpp:2:1: error: stray '\241' in program
0_0_20897077_17181.cpp:2:1: error: stray '\273' in program
0_0_20897077_17181.cpp:2:1: error: stray '\354' in program
0_0_20897077_17181.cpp:2:1: error: stray '\272' in program
0_0_20897077_17181.cpp:2:1: error: stray '\317' in program
0_0_20897077_17181.cpp:2:1: error: stray '\315' in program
0_0_20897077_17181.cpp:2:1: error: stray '\274' in program
0_0_20897077_17181.cpp:2:1: error: stray '\305' in program
0_0_20897077_17181.cpp:2:1: error: stray '\267' in program
0_0_20897077_17181.cpp:2:1: error: stray '\300' in program
0_0_20897077_17181.cpp:2:1: error: stray '\255' in program
0_0_20897077_17181.cpp:2:1: error: stray '\273' in program
0_0_20897077_17181.cpp:2:1: error: stray '\330' in program
0_0_20897077_17181.cpp:2:1: error: stray '\302' in program
0_0_20897077_17181.cpp:2:1: error: stray '\267' in program
0_0_20897077_17181.cpp:2:1: error: stray '\323' in program
0_0_20897077_17181.cpp:2:1: error: stray '\303' in program
0_0_20897077_17181.cpp:2:1: error: stray '\265' in program
0_0_20897077_17181.cpp:2:1: error: stray '\304' in program
0_0_20897077_17181.cpp:2:1: error: stray '\312' in program
0_0_20897077_17181.cpp:2:1: error: stray '\307' in program
0_0_20897077_17181.cpp:2:1: error: stray '\315' in program
0_0_20897077_17181.cpp:2:1: error: stray '\370' in program
0_0_20897077_17181.cpp:2:1: error: stray '\302' in program
0_0_20897077_17181.cpp:2:1: error: stray '\347' in program
0_0_20897077_17181.cpp:2:1: error: stray '\301' in program
0_0_20897077_17181.cpp:2:1: error: stray '\367' in program
0_0_20897077_17181.cpp:2:1: error: stray '\241' in program
0_0_20897077_17181.cpp:2:1: error: stray '\243' in program
0_0_20897077_17181.cpp:3:1: error: stray '\241' in program
把该图的无向边随便定向，计算每个点的入度和出度。如果有某个点出入度之差为奇数，那么肯定不存在欧拉回路。因为欧拉回路要求每点入度 = 出度，也就是总度数为偶数，存在奇数度点必不能有欧拉回路。
^
0_0_20897077_17181.cpp:3:1: error: stray '\241' in program
0_0_20897077_17181.cpp:3:1: error: stray '\241' in program
0_0_20897077_17181.cpp:3:1: error: stray '\241' in program
0_0_20897077_17181.cpp:3:1: error: stray '\260' in program
0_0_20897077_17181.cpp:3:1: error: stray '\321' in program
0_0_20897077_17181.cpp:3:1: error: stray '\270' in program
0_0_20897077_17181.cpp:3:1: error: stray '\303' in program
0_0_20897077_17181.cpp:3:1: error: stray '\315' in program
0_0_20897077_17181.cpp:3:1: error: stray '\274' in program
0_0_20897077_17181.cpp:3:1: error: stray '\265' in program
0_0_20897077_17181.cpp:3:1: error: stray '\304' in program
0_0_20897077_17181.cpp:3:1: error: stray '\316' in program
0_0_20897077_17181.cpp:3:1: error: stray '\336' in program
0_0_20897077_17181.cpp:3:1: error: stray '\317' in program
0_0_20897077_17181.cpp:3:1: error: stray '\362' in program
0_0_20897077_17181.cpp:3:1: error: stray '\261' in program
0_0_20897077_17181.cpp:3:1: error: stray '\337' in program
0_0_20897077_17181.cpp:3:1: error: stray '\313' in program
0_0_20897077_17181.cpp:3:1: error: stray '\346' in program
0_0_20897077_17181.cpp:3:1: error: stray '\261' in program
0_0_20897077_17181.cpp:3:1: error: stray '\343' in program
0_0_20897077_17181.cpp:3:1: error: stray '\266' in program
0_0_20897077_17181.cpp:3:1: error: stray '\250' in program
0_0_20897077_17181.cpp:3:1: error: stray '\317' in program
0_0_20897077_17181.cpp:3:1: error: stray '\362' in program
0_0_20897077_17181.cpp:3:1: error: stray '\243' in program
0_0_20897077_17181.cpp:3:1: error: stray '\254' in program
0_0_20897077_17181.cpp:3:1: error: stray '\274' in program
0_0_20897077_17181.cpp:3:1: error: stray '\306' in program
0_0_20897077_17181.cpp:3:1: error: stray '\313' in program
0_0_20897077_17181.cpp:3:1: error: stray '\343' in program
0_0_20897077_17181.cpp:3:1: error: stray '\303' in program
0_0_20897077_17181.cpp:3:1: error: stray '\277' in program
0_0_20897077_17181.cpp:3:1: error: stray '\270' in program
0_0_20897077_17181.cpp:3:1: error: stray '\366' in program
0_0_20897077_17181.cpp:3:1: error: stray '\265' in program
0_0_20897077_17181.cpp:3:1: error: stray '\343' in program
0_0_20897077_17181.cpp:3:1: error: stray '\265' in program
0_0_20897077_17181.cpp:3:1: error: stray '\304' in program
0_0_20897077_17181.cpp:3:1: error: stray '\310' in program
0_0_20897077_17181.cpp:3:1: error: stray '\353' in program
0_0_20897077_17181.cpp:3:1: error: stray '\266' in program
0_0_20897077_17181.cpp:3:1: error: stray '\310' in program
0_0_20897077_17181.cpp:3:1: error: stray '\272' in program
0_0_20897077_17181.cpp:3:1: error: stray '\315' in program
0_0_20897077_17181.cpp:3:1: error: stray '\263' in program
0_0_20897077_17181.cpp:3:1: error: stray '\366' in program
0_0_20897077_17181.cpp:3:1: error: stray '\266' in program
0_0_20897077_17181.cpp:3:1: error: stray '\310' in program
0_0_20897077_17181.cpp:3:1: error: stray '\241' in program
0_0_20897077_17181.cpp:3:1: error: stray '\243' in program
0_0_20897077_17181.cpp:3:1: error: stray '\310' in program
0_0_20897077_17181.cpp:3:1: error: stray '\347' in program
0_0_20897077_17181.cpp:3:1: error: stray '\271' in program
0_0_20897077_17181.cpp:3:1: error: stray '\373' in program
0_0_20897077_17181.cpp:3:1: error: stray '\323' in program
0_0_20897077_17181.cpp:3:1: error: stray '\320' in program
0_0_20897077_17181.cpp:3:1: error: stray '\304' in program
0_0_20897077_17181.cpp:3:1: error: stray '\263' in program
0_0_20897077_17181.cpp:3:1: error: stray '\270' in program
0_0_20897077_17181.cpp:3:1: error: stray '\366' in program
0_0_20897077_17181.cpp:3:1: error: stray '\265' in program
0_0_20897077_17181.cpp:3:1: error: stray '\343' in program
0_0_20897077_17181.cpp:3:1: error: stray '\263' in program
0_0_20897077_17181.cpp:3:1: error: stray '\366' in program
0_0_20897077_17181.cpp:3:1: error: stray '\310' in program
0_0_20897077_17181.cpp:3:1: error: stray '\353' in program
0_0_20897077_17181.cpp:3:1: error: stray '\266' in program
0_0_20897077_17181.cpp:3:1: error: stray '\310' in program
0_0_20897077_17181.cpp:3:1: error: stray '\326' in program
0_0_20897077_17181.cpp:3:1: error: stray '\256' in program
0_0_20897077_17181.cpp:3:1: error: stray '\262' in program
0_0_20897077_17181.cpp:3:1: error: stray '\356' in program
0_0_20897077_17181.cpp:3:1: error: stray '\316' in program
0_0_20897077_17181.cpp:3:1: error: stray '\252' in program
0_0_20897077_17181.cpp:3:1: error: stray '\306' in program
0_0_20897077_17181.cpp:3:1: error: stray '\346' in program
0_0_20897077_17181.cpp:3:1: error: stray '\312' in program
0_0_20897077_17181.cpp:3:1: error: stray '\375' in program
0_0_20897077_17181.cpp:3:1: error: stray '\243' in program
0_0_20897077_17181.cpp:3:1: error: stray '\254' in program
0_0_20897077_17181.cpp:3:1: error: stray '\304' in program
0_0_20897077_17181.cpp:3:1: error: stray '\307' in program
0_0_20897077_17181.cpp:3:1: error: stray '\303' in program
0_0_20897077_17181.cpp:3:1: error: stray '\264' in program
0_0_2089707
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