View Compilation Error

0_0_24785373_13395.cpp: In function 'int main()':
0_0_24785373_13395.cpp:60:16: error: no match for 'operator=' (operand types are 'node' and '<unresolved overloaded function type>')
             cur=q.top;
                ^
0_0_24785373_13395.cpp:60:16: note: candidates are:
0_0_24785373_13395.cpp:13:8: note: node& node::operator=(const node&)
 struct node
        ^
0_0_24785373_13395.cpp:13:8: note:   no known conversion for argument 1 from '<unresolved overloaded function type>' to 'const node&'
0_0_24785373_13395.cpp:13:8: note: node& node::operator=(node&&)
0_0_24785373_13395.cpp:13:8: note:   no known conversion for argument 1 from '<unresolved overloaded function type>' to 'node&&'
0_0_24785373_13395.cpp:71:34: error: 'struct node' has no member named 'v'
                     map[i]=node1.v=cur.l+e[i].l;
                                  ^