0_0_14712640_19779.cpp: In function 'int bfs1(int, int)':
0_0_14712640_19779.cpp:15:40: error: expression list treated as compound expression in initializer [-fpermissive]
#define mem(v,n) memset(v,(n),sizeof(v))
^
0_0_14712640_19779.cpp:95:29: note: in expansion of macro 'mem'
int head = 0, tail = 1, mem(vis, false);
^
0_0_14712640_19779.cpp: In function 'int bfs2(int, int)':
0_0_14712640_19779.cpp:15:40: error: expression list treated as compound expression in initializer [-fpermissive]
#define mem(v,n) memset(v,(n),sizeof(v))
^
0_0_14712640_19779.cpp:112:29: note: in expansion of macro 'mem'
int head = 0, tail = 1, mem(vis, false);
^
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