View Compilation Error

0_0_39605623_12238.cpp:10:1: error: 'vector' does not name a type
   10 | vector<ll> prime;
      | ^~~~~~
0_0_39605623_12238.cpp: In function 'void primeshell()':
0_0_39605623_12238.cpp:12:28: error: expected '}' at end of input
   12 |         isnotprime[1]=true;
      |                            ^
0_0_39605623_12238.cpp:11:18: note: to match this '{'
   11 | void primeshell(){
      |                  ^