Eroare de compilare: main.cpp:9:18: error: wrong number of template arguments (1, should be at least 2) unordered_map<int> mp; ^ In file included from /usr/include/c++/6/unordered_map:48:0, from main.cpp:6: /usr/include/c++/6/bits/unordered_map.h:98:11: note: provided for 'template<class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> class std::unordered_map' class unordered_map ^~~~~~~~~~~~~ main.cpp: In function 'int solve(int, int)': main.cpp:24:8: error: request for member 'find' in 'mp', which is of non-class type 'int' if(mp.find(index) != mp.end()) ^~~~ main.cpp:24:26: error: request for member 'end' in 'mp', which is of non-class type 'int' if(mp.find(index) != mp.end()) ^~~ main.cpp:25:18: error: invalid types 'int[int]' for array subscript return mp[index]; ^ main.cpp:32:17: error: invalid types 'int[int]' for array subscript return mp[index] = ans; ^ Non zero exit status: 1