View Compilation Error

0_0_38114927_4774.cpp: In function 'int main()':
0_0_38114927_4774.cpp:29:54: error: request for member 'pop' in 'q', which is of non-class type 'std::queue<int> [1000005]'
         for(int i=1;i<=n;i++) while(!q[i].empty()) q.pop();
                                                      ^