Can somebody help me to solve this code about paint cost?

Question

I dont know, why my code in case 3 and 4 is wrong. I have no idea. What missing code.
https://code.sololearn.com/cYCs0kxC9IRr/?ref=app

Answer 1

Output Format
A number that represents the cost of your purchase rounded up to the nearest whole number.

Edit:
Also discount and pay should be float.

Answer 2

Thanks everyone :)

Answer 3

Fernando Pozzetti
Also discount and pay should be float.

Answer 4

You're welcome.

Answer 5

Show us your code so we can help you.

Remember to use Ceiling to apply tax if you are using division.

Answer 6

Change this line to:

discount = ceil(count * 0.1);

And add

#include <cmath>

Below the other include

Answer 7

Right. Remember that when we are using integers, the decimal numbers will be ignored, so we are losing precision in divisions.

Answer 8

H