Why it doesn't divide the number so I shall get discount?

Question

https://code.sololearn.com/cej9xvhCHsI6/?ref=app

Answer 1

double discount = minIndex1/100; is an int division that's why it equals 0.
add a decimal to the division, there are many ways to get a double division, here's one:
double discount = minIndex1/100.0;

Answer 2

I understand thanks a lot.