It is displayed 180 Instead of 179 value. What I have to do?

Question

The first of the three values are wrong! What I have to correct?
https://code.sololearn.com/czO52Gc48x2K/?ref=app

Answer 1

A͢J Thank you very much 👍

Answer 2

Egor Tonchev(EGO)

Use round instead of ceil

int a = round (R);
int b = round (G);
int d = round (B);

printf("%d,%d,%d", a, b, d);