Book Price Again

Time Limit: 1 sec

 

The Problem

The price of 7 books is X taka, what is the price of M books ?

 

Example:

if X = 623 and M = 15 then

price of 15 books is 1335.

 

 

The Input

Input file contain a series of line, each line contain two integer numbers X and M (X<=10000 and M<30).  Input is terminated by EOF.

 

The Output

For each line of input, output will show one integer number which is the price of M book in a separate line.

 

Sample Input

623 15

287 85

7 5

 

Sample Output

1335

3485

5

 

 

 

 

Problem Setter: Shahin ShamS