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0_0_38644691_4035.cpp:3:3: error: invalid preprocessing directive #¶
 # ¶¨ÒåËĸö·½ÏòµÄÆ«ÒÆÁ¿
   ^
0_0_38644691_4035.cpp:8:7: error: invalid preprocessing directive #Å
     # ÅжÏλÖÃÊÇ·ñÓÐЧ£¬¼´²»Ô½½çÇÒ²»ÊÇǽ
       ^
0_0_38644691_4035.cpp:14:7: error: invalid preprocessing directive #»
     # »ñÈ¡ÃÔ¹¬µÄ´óС
       ^
0_0_38644691_4035.cpp:17:7: error: invalid preprocessing directive #³
     # ³õʼ»¯ÆðʼλÖúͱ¬Õ¨Ê±¼ä
       ^
0_0_38644691_4035.cpp:26:7: error: invalid preprocessing directive #³
     # ³õʼ»¯¶ÓÁС¢visitedÊý×éºÍʱ¼äÊý×é
       ^
0_0_38644691_4035.cpp:42:23: error: invalid preprocessing directive #È
                     # Èç¹û½øÈëÕ¨µ¯ÖØÖÃÇøÓò£¬ÖØÐÂÉèÖñ¬Õ¨Ê±¼äΪ6
                       ^
0_0_38644691_4035.cpp:1:1: error: 'from' does not name a type
 from collections import deque
 ^~~~
0_0_38644691_4035.cpp:31:5: error: expected unqualified-id before 'while'
     while queue:
     ^~~~~
0_0_38644691_4035.cpp:53:1: error: expected declaration before '}' token
 }
 ^