View Compilation Error

0_0_32433539_15006.cpp: In function 'void dij(int, int (&)[1010])':
0_0_32433539_15006.cpp:50:37: error: 'ed' was not declared in this scope
         for(int i=head[tmp];i!=-1;i=ed[i].nxt){
                                     ^
0_0_32433539_15006.cpp:52:17: error: 'vis' was not declared in this scope
             if(!vis[adjv]&&dis[adjv]>dis[tmp]+cost){
                 ^