Why this program show thread main exception??? Can anyone xplain me??

Question

https://code.sololearn.com/cXVH6T5tMwWb/?ref=app

Answer 1

Harsh Agrawal
these type of exception come when you go out of the array size

for(int i=8; i>0; i--)
from this part

Answer 2

welcome bro
Harsh Agrawal

Answer 3

thnxzzzz Arun Tomar

Answer 4

done COTD

Answer 5

getting same problem in most codes