View Compilation Error

0_0_29957781_9438.cpp: In function 'int main()':
0_0_29957781_9438.cpp:90:28: error: could not convert 'p.std::map<_Key, _Tp, _Compare, _Alloc>::find<int, int, std::less<int>, std::allocator<std::pair<const int, int> > >((*(const key_type*)(& a[i])))' from 'std::map<int, int>::iterator {aka std::_Rb_tree_iterator<std::pair<const int, int> >}' to 'bool'
             if(p.find(a[i]))
                            ^