int main()
{
    int num, num2; // the size of arrays
    cout << "Enter first value: ";
    cin >> num;


    int *A = new int[num];
    int *B = new int[num2];
    int *C = new int[num];
    int count = 0;
    for (int i=0; i< num ; i++){
        cin >> A[i];
    }

   cout << "Enter second value: ";
   cin >> num2;

    for (int j = 0; j<num2; j++){
           cin >> B[j];
    }

      for (int i=0; i< num ; i++){
          int counter = 0;

        for(int j = 0; j< num2; j++){
            if(B[j] == A[i]){
                count ++;
            }
        }
        if(count != 1){
        for (int g = 2; g<= count; g++) {
         if (count % g == 0) {
             counter++;
                }
            }
            if (counter == 1){
                C[i] = A[i];
                count = 0;
            }
         }
      }

     for (int i=0; i< num ; i++){
         if(C[i] != 0){
        cout << C[i];
         }
    }

    return 0;
}