Limits: 2s, 512 MB
Array is an important data structure in computer science. It is also very important when it comes for problem solving. Very few problems are there all around the online judges in which you can skip using array. But somehow, now-a-days we really can avoid using array because of the great invention in C++ - VECTOR.
This is a companion discussion topic for the original entry at https://toph.co/p/c-vector-simulation