0_0_11436774_6549.cpp: In function `int main()':
0_0_11436774_6549.cpp:21: error: pointer to a function used in arithmetic
0_0_11436774_6549.cpp:21: error: assignment of read-only location
0_0_11436774_6549.cpp:21: error: cannot convert `int' to `int ()(std::map<int, int, std::less<int>, std::allocator<std::pair<const int, int> > >)' in assignment
0_0_11436774_6549.cpp:40: error: pointer to a function used in arithmetic
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_pair.h: At global scope:
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_pair.h: In instantiation of `std::pair<const int, int ()(std::map<int, int, std::less<int>, std::allocator<std::pair<const int, int> > >)>':
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_map.h:338: instantiated from `_Tp& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](const _Key&) [with _Key = int, _Tp = int ()(std::map<int, int, std::less<int>, std::allocator<std::pair<const int, int> > >), _Compare = std::less<int>, _Alloc = std::allocator<std::pair<const int, int ()(std::map<int, int, std::less<int>, std::allocator<std::pair<const int, int> > >)> >]'
0_0_11436774_6549.cpp:21: instantiated from here
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_pair.h:74: error: field `std::pair<const int, int ()(std::map<int, int, std::less<int>, std::allocator<std::pair<const int, int> > >)>::second' invalidly declared function type
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_map.h: In member function `_Tp& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](const _Key&) [with _Key = int, _Tp = int ()(std::map<int, int, std::less<int>, std::allocator<std::pair<const int, int> > >), _Compare = std::less<int>, _Alloc = std::allocator<std::pair<const int, int ()(std::map<int, int, std::less<int>, std::allocator<std::pair<const int, int> > >)> >]':
0_0_11436774_6549.cpp:21: instantiated from here
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_map.h:339: error: invalid cast to function type `int ()(std::map<int, int, std::less<int>, std::allocator<std::pair<const int, int> > >)'
0_0_11436774_6549.cpp:21: instantiated from here
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_map.h:340: error: invalid initialization of reference of type 'int (&)(std::map<int, int, std::less<int>, std::allocator<std::pair<const int, int> > >)' from expression of type 'int (*)(std::map<int, int, std::less<int>, std::allocator<std::pair<const int, int> > >)'
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