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View Compilation Error

0_0_3137895_13716.cpp: In function `int main()':
0_0_3137895_13716.cpp:76: error: redefinition of `int main()'
0_0_3137895_13716.cpp:19: error: `int main()' previously defined here
0_0_3137895_13716.cpp: In function `int main()':
0_0_3137895_13716.cpp:169: error: redefinition of `int main()'
0_0_3137895_13716.cpp:76: error: `int main()' previously defined here
0_0_3137895_13716.cpp:169: error: redefinition of `int main()'
0_0_3137895_13716.cpp:19: error: `int main()' previously defined here
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_function.h: In member function `bool std::less<_Tp>::operator()(const _Tp&, const _Tp&) const [with _Tp = P]':
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_tree.h:1154:   instantiated from `typename std::_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator std::_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::lower_bound(const _Key&) [with _Key = P, _Val = std::pair<const P, int>, _KeyOfValue = std::_Select1st<std::pair<const P, int> >, _Compare = std::less<P>, _Alloc = std::allocator<std::pair<const P, int> >]'
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_map.h:540:   instantiated from `typename std::_Rb_tree<_Key, std::pair<const _Key, _Tp>, std::_Select1st<std::pair<const _Key, _Tp> >, _Compare, _Alloc>::iterator std::map<_Key, _Tp, _Compare, _Alloc>::lower_bound(const _Key&) [with _Key = P, _Tp = int, _Compare = std::less<P>, _Alloc = std::allocator<std::pair<const P, int> >]'
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_map.h:336:   instantiated from `_Tp& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](const _Key&) [with _Key = P, _Tp = int, _Compare = std::less<P>, _Alloc = std::allocator<std::pair<const P, int> >]'
0_0_3137895_13716.cpp:30:   instantiated from here
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_function.h:227: error: no match for 'operator<' in '__x < __y'
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_algo.h: In function `void std::sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = std::_Rb_tree_iterator<std::pair<const P, int> >, _Compare = int (*)(P&, P&)]':
0_0_3137895_13716.cpp:32:   instantiated from here
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_algo.h:2591: error: no match for 'operator-' in '__last - __first'
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_algo.h: In function `void std::__final_insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = std::_Rb_tree_iterator<std::pair<const P, int> >, _Compare = int (*)(P&, P&)]':
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_algo.h:2593:   instantiated from `void std::sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = std::_Rb_tree_iterator<std::pair<const P, int> >, _Compare = int (*)(P&, P&)]'
0_0_3137895_13716.cpp:32:   instantiated from here
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_algo.h:2218: error: no match for 'operator-' in '__last - __first'
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_algo.h:2220: error: no match for 'operator+' in '__first + std::_S_threshold'
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_algo.h:2221: error: no match for 'operator+' in '__first + std::_S_threshold'
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_algo.h: In function `void std::__insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = std::_Rb_tree_iterator<std::pair<const P, int> >, _Compare = int (*)(P&, P&)]':
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_algo.h:2225:   instantiated from `void std::__final_insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = std::_Rb_tree_iterator<std::pair<const P, int> >, _Compare = int (*)(P&, P&)]'
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_algo.h:2593:   instantiated from `void std::sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = std::_Rb_tree_iterator<std::pair<const P, int> >, _Compare = int (*)(P&, P&)]'
0_0_3137895_13716.cpp:32:   instantiated from here
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_algo.h:2141: error: no match for 'operator+' in '__first + 1'
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_algo.h:2225:   instantiated from `void std::__final_insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = std::_Rb_tree_iterator<std::pair<const P, int> >, _Compare = int (*)(P&, P&)]'
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_algo.h:2593:   instantiated from `void std::sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = std::_Rb_tree_iterator<std::pair<const P, int> >, _Compare = int (*)(P&, P&)]'
0_0_3137895_13716.cpp:32:   instantiated from here
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_algo.h:2145: error: invalid initialization of reference of type 'P&' from expression of type 'std::pair<const P, int>'
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_algo.h:2147: error: no match for 'operator+' in '__i + 1'
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_algo.h: In member function `std::pair<const P, int>& std::pair<const P, int>::operator=(const std::pair<const P, int>&)':
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_algo.h:2148: error: non-static const member `const P std::pair<const P, int>::first', can't use default assignment operator
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_algo.h: In function `void std::__unguarded_linear_insert(_RandomAccessIterator, _Tp, _Compare) [with _RandomAccessIterator = std::_Rb_tree_iterator<std::pair<const P, int> >, _Tp = std::pair<const P, int>, _Compare = int (*)(P&, P&)]':
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_algo.h:2151:   instantiated from `void std::__insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = std::_Rb_tree_iterator<std::pair<const P, int> >, _Compare = int (*)(P&, P&)]'
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_algo.h:2225:   instantiated from `void std::__final_insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = std::_Rb_tree_iterator<std::pair<const P, int> >, _Compare = int (*)(P&, P&)]'
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_algo.h:2593:   instantiated from `void std::sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = std::_Rb_tree_iterator<std::pair<const P, int> >, _Compare = int (*)(P&, P&)]'
0_0_3137895_13716.cpp:32:   instantiated from here
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_algo.h:2093: error: invalid initialization of reference of type 'P&' from expression of type 'std::pair<const P, int>'


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