Eroare de compilare in evaluator: user.cpp: In function 'int main()': user.cpp:30: error: no match for 'operator=' in '((std::vector<std::pair<int, int>, std::allocator<std::pair<int, int> > >*)a.std::vector<_Tp, _Alloc>::operator[] [with _Tp = std::vector<std::pair<int, int>, std::allocator<std::pair<int, int> > >, _Alloc = std::allocator<std::vector<std::pair<int, int>, std::allocator<std::pair<int, int> > > >](((unsigned int)x)))->std::vector<_Tp, _Alloc>::operator[] [with _Tp = std::pair<int, int>, _Alloc = std::allocator<std::pair<int, int> >](((unsigned int)y)) = z' /usr/include/c++/4.2/bits/stl_pair.h:69: note: candidates are: std::pair<int, int>& std::pair<int, int>::operator=(const std::pair<int, int>&) user.cpp:31: error: no match for 'operator=' in '((std::vector<std::pair<int, int>, std::allocator<std::pair<int, int> > >*)a.std::vector<_Tp, _Alloc>::operator[] [with _Tp = std::vector<std::pair<int, int>, std::allocator<std::pair<int, int> > >, _Alloc = std::allocator<std::vector<std::pair<int, int>, std::allocator<std::pair<int, int> > > >](((unsigned int)y)))->std::vector<_Tp, _Alloc>::operator[] [with _Tp = std::pair<int, int>, _Alloc = std::allocator<std::pair<int, int> >](((unsigned int)x)) = z' /usr/include/c++/4.2/bits/stl_pair.h:69: note: candidates are: std::pair<int, int>& std::pair<int, int>::operator=(const std::pair<int, int>&) user.cpp:35: error: could not convert '((std::vector<std::pair<int, int>, std::allocator<std::pair<int, int> > >*)a.std::vector<_Tp, _Alloc>::operator[] [with _Tp = std::vector<std::pair<int, int>, std::allocator<std::pair<int, int> > >, _Alloc = std::allocator<std::vector<std::pair<int, int>, std::allocator<std::pair<int, int> > > >](((unsigned int)i)))->std::vector<_Tp, _Alloc>::operator[] [with _Tp = std::pair<int, int>, _Alloc = std::allocator<std::pair<int, int> >](((unsigned int)j))' to 'bool' user.cpp:39: error: 'v' was not declared in this scope user.cpp:40: error: 'it' was not declared in this scope user.cpp:40: error: expected unqualified-id before '=' token user.cpp:41: error: 'v' was not declared in this scope user.cpp:45: error: 'folosit' was not declared in this scope user.cpp:45: error: 'second' was not declared in this scope user.cpp:46: error: 'cost' was not declared in this scope user.cpp:54: error: 'cost' was not declared in this scope user.cpp:55: error: 'k' was not declared in this scope user.cpp:59: error: 'e' was not declared in this scope user.cpp:60: error: no match for 'operator==' in '((std::vector<std::pair<int, int>, std::allocator<std::pair<int, int> > >*)a.std::vector<_Tp, _Alloc>::operator[] [with _Tp = std::vector<std::pair<int, int>, std::allocator<std::pair<int, int> > >, _Alloc = std::allocator<std::vector<std::pair<int, int>, std::allocator<std::pair<int, int> > > >](((unsigned int)x)))->std::vector<_Tp, _Alloc>::operator[] [with _Tp = std::pair<int, int>, _Alloc = std::allocator<std::pair<int, int> >](((unsigned int)y)) == 0' user.cpp:62: error: no match for 'operator=' in '((std::vector<std::pair<int, int>, std::allocator<std::pair<int, int> > >*)a.std::vector<_Tp, _Alloc>::operator[] [with _Tp = std::vector<std::pair<int, int>, std::allocator<std::pair<int, int> > >, _Alloc = std::allocator<std::vector<std::pair<int, int>, std::allocator<std::pair<int, int> > > >](((unsigned int)x)))->std::vector<_Tp, _Alloc>::operator[] [with _Tp = std::pair<int, int>, _Alloc = std::allocator<std::pair<int, int> >](((unsigned int)y)) = z' /usr/include/c++/4.2/bits/stl_pair.h:69: note: candidates are: std::pair<int, int>& std::pair<int, int>::operator=(const std::pair<int, int>&) user.cpp:63: error: no match for 'operator=' in '((std::vector<std::pair<int, int>, std::allocator<std::pair<int, int> > >*)a.std::vector<_Tp, _Alloc>::operator[] [with _Tp = std::vector<std::pair<int, int>, std::allocator<std::pair<int, int> > >, _Alloc = std::allocator<std::vector<std::pair<int, int>, std::allocator<std::pair<int, int> > > >](((unsigned int)y)))->std::vector<_Tp, _Alloc>::operator[] [with _Tp = std::pair<int, int>, _Alloc = std::allocator<std::pair<int, int> >](((unsigned int)x)) = z' /usr/include/c++/4.2/bits/stl_pair.h:69: note: candidates are: std::pair<int, int>& std::pair<int, int>::operator=(const std::pair<int, int>&) user.cpp:67: error: expected `;' before '}' token /usr/include/c++/4.2/bits/stl_pair.h: In constructor 'std::pair<_T1, _T2>::pair(const std::pair<_U1, _U2>&) [with _U1 = std::pair<int, int>, _U2 = std::pair<int, int>, _T1 = int, _T2 = std::pair<int, int>]': user.cpp:36: instantiated from here /usr/include/c++/4.2/bits/stl_pair.h:90: error: cannot convert 'const std::pair<int, int>' to 'int' in initialization