Eroare de compilare: user.cpp: In function ‘void nextInt(int&, int&)’: user.cpp:23: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result user.cpp:35: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result user.cpp: In function ‘int main()’: user.cpp:77: error: request for member ‘first’ in ‘* baieti[itBoy].std::set<_Key, _Compare, _Alloc>::begin [with _Key = int, _Compare = std::less<int>, _Alloc = std::allocator<int>]().std::_Rb_tree_const_iterator<_Tp>::operator-> [with _Tp = int]()’, which is of non-class type ‘const int’ user.cpp:106: error: request for member ‘first’ in ‘* fete[itGirl].std::set<_Key, _Compare, _Alloc>::begin [with _Key = int, _Compare = std::less<int>, _Alloc = std::allocator<int>]().std::_Rb_tree_const_iterator<_Tp>::operator-> [with _Tp = int]()’, which is of non-class type ‘const int’ user.cpp:47: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:48: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result