View Compilation Error

0_0_15093926_20618.cpp:38:11: error: expected ';' at end of member declaration
  bool BFS()//???????? {
           ^
0_0_15093926_20618.cpp:39:10: error: 'vis' is not a type
   memset(vis, 0, sizeof(vis));
          ^
0_0_15093926_20618.cpp:39:15: error: expected identifier before numeric constant
   memset(vis, 0, sizeof(vis));
               ^
0_0_15093926_20618.cpp:39:15: error: expected ',' or '...' before numeric constant
0_0_15093926_20618.cpp:41:3: error: 'Q' does not name a type
   Q.push(s);
   ^
0_0_15093926_20618.cpp:42:3: error: 'd' does not name a type
   d[s] = 0;
   ^
0_0_15093926_20618.cpp:43:3: error: 'vis' does not name a type
   vis[s] = 1;
   ^
0_0_15093926_20618.cpp:44:3: error: expected unqualified-id before 'while'
   while (!Q.empty())
   ^
0_0_15093926_20618.cpp:131:1: error: expected '}' at end of input
 }
 ^
0_0_15093926_20618.cpp:37:2: error: expected unqualified-id at end of input
  }
  ^