View Compilation Error

0_0_29344258_418.cpp:18:1: error: expected ',' or ';' before 'struct'
 struct Edge
 ^
0_0_29344258_418.cpp:21:2: error: 'edge' does not name a type
 }edge[maxm<<1];
  ^
0_0_29344258_418.cpp: In function 'void add(int, int)':
0_0_29344258_418.cpp:33:5: error: 'edge' was not declared in this scope
     edge[u].to=v;
     ^
0_0_29344258_418.cpp: In function 'bool dfs(int)':
0_0_29344258_418.cpp:44:31: error: 'edge' was not declared in this scope
     for(int i=head[u];i!=-1;i=edge[i].next)
                               ^