while (q->head != NULL)
      {
            int v = frontQueue(q);
            popQueue(q);
            if(v == end)
            break;
            visitedarray[v] = 1;
            for (int i = 1; i <= n; i++)
            {
                  if (map[v][i] && !visitedarray[i])
                        pushQueue(i);
            }
      }