View Compilation Error

0_0_33976704_13022.cpp:8:8: error: 'll' does not name a type
 inline ll read(){
        ^
0_0_33976704_13022.cpp: In function 'int main()':
0_0_33976704_13022.cpp:41:18: error: 'read' was not declared in this scope
         n = read();
                  ^