View Compilation Error

0_0_38761733_15275.cpp: In function 'int main()':
0_0_38761733_15275.cpp:18:11: error: 'unordered_map' was not declared in this scope
   18 |           unordered_map<int,int>mp;
      |           ^~~~~~~~~~~~~
0_0_38761733_15275.cpp:8:1: note: 'std::unordered_map' is defined in header '<unordered_map>'; did you forget to '#include <unordered_map>'?
    7 | #include<algorithm>
  +++ |+#include <unordered_map>
    8 | #define int long long
0_0_38761733_15275.cpp:8:13: error: expected primary-expression before 'long'
    8 | #define int long long
      |             ^~~~
0_0_38761733_15275.cpp:18:25: note: in expansion of macro 'int'
   18 |           unordered_map<int,int>mp;
      |                         ^~~
0_0_38761733_15275.cpp:25:19: error: 'mp' was not declared in this scope
   25 |                   mp[c[i]]++;
      |                   ^~
0_0_38761733_15275.cpp:29:26: error: 'mp' was not declared in this scope
   29 |           for(auto [k,v]:mp)
      |                          ^~