Eroare de compilare: main.cpp: In constructor 'FordFulkerson::FordFulkerson(std::vector<std::vector<std::pair<int, long long int> > >)': main.cpp:12:68: error: 'graph' was not declared in this scope; did you mean 'isgraph'? 12 | FordFulkerson(vector < vector < pair < int, long long> > >): g(graph){} | ^~~~~ | isgraph main.cpp: In member function 'void FordFulkerson::init()': main.cpp:29:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<std::pair<int, long long int> > >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 29 | for(int i = 0; i < g.size(); i++){ | ~~^~~~~~~~~~ main.cpp:30:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 30 | for(int j = 0; j < g[i].size(), j++){ | ~~^~~~~~~~~~~~~ main.cpp:30:30: warning: value computed is not used [-Wunused-value] main.cpp:30:48: error: expected ';' before ')' token 30 | for(int j = 0; j < g[i].size(), j++){ | ^ main.cpp: In member function 'bool FordFulkerson::findAndUpdate(int, int, long long int&)': main.cpp:41:76: error: no matching function for call to 'std::vector<std::vector<std::pair<int, int> > >::vector(std::vector<std::vector<std::pair<int, long long int> > >::size_type, std::pair<int, int>)' 41 | vector< vector< pair <int, int> > > from(g.size(), make_pair(-1,-1)); | ^ In file included from /usr/include/c++/12.2.1/vector:64, from /usr/include/c++/12.2.1/functional:62, from /usr/include/c++/12.2.1/x86_64-pc-linux-gnu/bits/stdc++.h:71, from main.cpp:1: /usr/include/c++/12.2.1/bits/stl_vector.h:702:9: note: candidate: 'template<class _InputIterator, class> constexpr std::vector<_Tp, _Alloc>::vector(_InputIterator, _InputIterator, const allocator_type&) [with <template-parameter-2-2> = _InputIterator; _Tp = std::vector<std::pair<int, int> >; _Alloc = std::allocator<std::vector<std::pair<int, int> > >]' 702 | vector(_InputIterator __first, _InputIterator __last, | ^~~~~~ /usr/include/c++/12.2.1/bits/stl_vector.h:702:9: note: template argument deduction/substitution failed: main.cpp:41:76: note: deduced conflicting types for parameter '_InputIterator' ('long unsigned int' and 'std::pair<int, int>') 41 | vector< vector< pair <int, int> > > from(g.size(), make_pair(-1,-1)); | ^ /usr/include/c++/12.2.1/bits/stl_vector.h:673:7: note: candidate: 'constexpr std::vector<_Tp, _Alloc>::vector(std::initializer_list<_Tp>, const allocator_type&) [with _Tp = std::vector<std::pair<int, int> >; _Alloc = std::allocator<std::vector<std::pair<int, int> > >; allocator_type = std::allocator<std::vector<std::pair<int, int> > >]' 673 | vector(initializer_list<value_type> __l, | ^~~~~~ /usr/include/c++/12.2.1/bits/stl_vector.h:673:43: note: no known conversion for argument 1 from 'std::vector<std::vector<std::pair<int, long long int> > >::size_type' {aka 'long unsigned int'} to 'std::initializer_list<std::vector<std::pair<int, int> > >' 673 | vector(initializer_list<value_type> __l, | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~ /usr/include/c++/12.2.1/bits/stl_vector.h:654:7: note: candidate: 'constexpr std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>&&, std::__type_identity_t<_Alloc>&) [with _Tp = std::vector<std::pair<int, int> >; _Alloc = std::allocator<std::vector<std::pair<int, int> > >; std::__type_identity_t<_Alloc> = std::allocator<std::vector<std::pair<int, int> > >]' 654 | vector(vector&& __rv, const __type_identity_t<allocator_type>& __m) | ^~~~~~ /usr/include/c++/12.2.1/bits/stl_vector.h:654:23: note: no known conversion for argument 1 from 'std::vector<std::vector<std::pair<int, long long int> > >::size_type' {aka 'long unsigned int'} to 'std::vector<std::vector<std::pair<int, int> > >&&' 654 | vector(vector&& __rv, const __type_identity_t<allocator_type>& __m) | ~~~~~~~~~^~~~ /usr/include/c++/12.2.1/bits/stl_vector.h:635:7: note: candidate: 'constexpr std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>&&, const allocator_type&, std::false_type) [with _Tp = std::vector<std::pair<int, int> >; _Alloc = std::allocator<std::vector<std::pair<int, int> > >; allocator_type = std::allocator<std::vector<std::pair<int, int> > >; std::false_type = std::integral_constant<bool, false>]' 635 | vector(vector&& __rv, const allocator_type& __m, false_type) | ^~~~~~ /usr/include/c++/12.2.1/bits/stl_vector.h:635:7: note: candidate expects 3 arguments, 2 provided /usr/include/c++/12.2.1/bits/stl_vector.h:630:7: note: candidate: 'constexpr std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>&&, const allocator_type&, std::true_type) [with _Tp = std::vector<std::pair<int, int> >; _Alloc = std::allocator<std::vector<std::pair<int, int> > >; allocator_type = std::allocator<std::vector<std::pair<int, int> > >; std::true_type = std::integral_constant<bool, true>]' 630 | vector(vector&& __rv, const allocator_type& __m, true_type) noexcept | ^~~~~~ Non zero exit status: 1