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View Compilation Error

0_0_37839245_30770.cpp: In function 'int main()':
0_0_37839245_30770.cpp:105:54: error: 'pos' was not declared in this scope
         for(int i=1;i<=n;i++) cin>>b[i],q[i].clear(),pos[b[i]]=i;
                                                      ^
0_0_37839245_30770.cpp:112:38: error: 'pos' was not declared in this scope
                 tmp=1ll*abs(l-r)*abs(pos[l]-pos[r]);
                                      ^
0_0_37839245_30770.cpp:113:63: error: no matching function for call to 'std::vector<node>::push_back(<brace-enclosed initializer list>)'
                 if(tmp<n) q[tmp].push_back({pos[l],pos[r],tmp});
                                                               ^
0_0_37839245_30770.cpp:113:63: note: candidates are:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/vector:64:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/random.h:34,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/random:49,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:66,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:64,
                 from 0_0_37839245_30770.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_vector.h:913:7: note: void std::vector<_Tp, _Alloc>::push_back(const value_type&) [with _Tp = node; _Alloc = std::allocator<node>; std::vector<_Tp, _Alloc>::value_type = node]
       push_back(const value_type& __x)
       ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_vector.h:913:7: note:   no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'const value_type& {aka const node&}'
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_vector.h:931:7: note: void std::vector<_Tp, _Alloc>::push_back(std::vector<_Tp, _Alloc>::value_type&&) [with _Tp = node; _Alloc = std::allocator<node>; std::vector<_Tp, _Alloc>::value_type = node]
       push_back(value_type&& __x)
       ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_vector.h:931:7: note:   no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'std::vector<node>::value_type&& {aka node&&}'


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