Prime Number Generator

Question

I trying to make a prime number generator. I have tried many different code but they don't work. Please help and explain how it works! Thanks!

Answer 1

I tried do something crazy with this code:
https://code.sololearn.com/wtDc82DxMSUD/?ref=app. But doesn't work with the first prime numbers (0 to 10) and later of this range up to 100 work well.

Answer 2

https://code.sololearn.com/c2G7iw4SxhC8/?ref=app