Is rand function random at all?

Question

For example, If i make a game with a rand function in it. Does it make same output evertime the game resets or it will change?

Answer 1

PG Dominator it changes in c++
https://code.sololearn.com/cuMON3b8t1Kz/?ref=app

Answer 2

PG Dominator don't try to understand the logic just see that it is generating random number without repeating.

Answer 3

Because you have not provided a time variable try using Rand() and stand() functions.

Answer 4

I know that it will not change in a c++ program my question is for games and game engines