Cut Paper Into Squares

easy
1. You are given two integers N and M which represents the length and breadth of a paper respectively. 
2. You have to divide the given paper into pieces such that every piece is a square.
3. You have to find the minimum number of such pieces.

Input Format

Two integers N and M

Output Format

Check the sample output and question video.

Constraints

1 <= N,M <= 10^3

Notice

Try First, Check Solution later

1. You should first read the question and watch the question video.
2. Think of a solution approach, then try and submit the question on editor tab.
3. We strongly advise you to watch the solution video for prescribed approach.

Example

Input
30 
35
Output
5
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