View Compilation Error

0_0_38731848_14138.cpp:14:1: error: 'map' does not name a type
   14 | map<int, int>q;
      | ^~~
0_0_38731848_14138.cpp: In function 'int main()':
0_0_38731848_14138.cpp:26:17: error: 'q' was not declared in this scope
   26 |                 q.clear();
      |                 ^