Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:36:21: error: no match for ‘operator[]’ (operand types are ‘int [50003]’ and ‘std::pair<int, int>’) if(!c[i]) ^ user.cpp:37:22: error: no match for ‘operator[]’ (operand types are ‘int [50003]’ and ‘std::pair<int, int>’) c[i] = 1, q.push(i); ^ user.cpp:37:39: error: no matching function for call to ‘std::queue<int>::push(std::pair<int, int>&)’ c[i] = 1, q.push(i); ^ user.cpp:37:39: note: candidates are: In file included from /usr/include/c++/4.8/queue:64:0, from user.cpp:2: /usr/include/c++/4.8/bits/stl_queue.h:212:7: note: void std::queue<_Tp, _Sequence>::push(const value_type&) [with _Tp = int; _Sequence = std::deque<int, std::allocator<int> >; std::queue<_Tp, _Sequence>::value_type = int] push(const value_type& __x) ^ /usr/include/c++/4.8/bits/stl_queue.h:212:7: note: no known conversion for argument 1 from ‘std::pair<int, int>’ to ‘const value_type& {aka const int&}’ /usr/include/c++/4.8/bits/stl_queue.h:217:7: note: void std::queue<_Tp, _Sequence>::push(std::queue<_Tp, _Sequence>::value_type&&) [with _Tp = int; _Sequence = std::deque<int, std::allocator<int> >; std::queue<_Tp, _Sequence>::value_type = int] push(value_type&& __x) ^ /usr/include/c++/4.8/bits/stl_queue.h:217:7: note: no known conversion for argument 1 from ‘std::pair<int, int>’ to ‘std::queue<int>::value_type&& {aka int&&}’