The average of marks

Beginner

Python for kids · Lesson 28: Checking the data - before we calculate

Problem Statement

Read the sum of the marks, then the number of marks. If there are 0 marks, print BRAK OCEN (no marks). Otherwise print the average rounded down (sum // number of marks).

Input Format

Two whole numbers: the sum of marks (0..1000) and the number of marks (0..100), each on its own line.

Output Format

A number or BRAK OCEN.

Examples

Example 1

Input

23
5

Output

Example 2

Input

0
0

Output

BRAK OCEN