View Compilation Error

0_0_33927313_24226.cpp: In function 'bool dfs(int, int, int)':
0_0_33927313_24226.cpp:64:20: error: too few arguments to function 'bool dfs(int, int, int)'
         if( dfs(v,u) ) return true;
                    ^
0_0_33927313_24226.cpp:55:6: note: declared here
 bool dfs(int u,int fa,int root)
      ^
0_0_33927313_24226.cpp: In function 'int main()':
0_0_33927313_24226.cpp:76:12: error: invalid types 'int[int]' for array subscript
    vis[i][j]=0;
            ^
0_0_33927313_24226.cpp:95:17: error: 'root' was not declared in this scope
     if( dfs(i,i,root) )
                 ^