A percentage

Beginner

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

Problem Statement

Read two numbers: a part and the whole. If the whole is 0, print BLAD. Otherwise print what percentage of the whole the part is (part * 100 // whole).

Input Format

Two whole numbers: the part and the whole (0..1000), each on its own line.

Output Format

A number or BLAD.

Examples

Example 1

Input

15
60

Output

Example 2

Input

5
0

Output

BLAD