#187. Clock: 15 hours later
It is h o'clock now (24-hour format). What time will it be 15 hours later?
### Input
One integer h (0 ≤ h ≤ 23).
### Output
One number from 0 to 23.
Examples
Input
6
Output
21
Input
0
Output
15
💡 You can solve it with Python, JavaScript or blocks. Read the input line by line with input(). Don't print a question (like input("Number: ")). Print exactly what the output asks for, nothing more.