View Compilation Error

0_0_36643537_12938.cpp: In function 'int main()':
0_0_36643537_12938.cpp:14:20: error: 'q' was not declared in this scope
   scanf("%d%d",&n,&q);
                    ^
0_0_36643537_12938.cpp:15:15: error: cannot pass objects of non-trivially-copyable type 'std::string {aka class std::basic_string<char>}' through '...'
   scanf("%s",s);
               ^
0_0_36643537_12938.cpp:24:4: error: expected ';' before '}' token
    }
    ^