Time Limit: 1 sec
A book is bought for X taka and sold for Y taka. What is the percentage loss ?
[Note: here X > Y]
if X = 50, and Y = 46 then
The percentage loss is 8 taka.
The input file contains only 2 integer numbers X, Y (Y < 10000 <= X <= 30000).
Output will show the one integer numbers which is loss percentage in a separate line.
Problem Setter: Shahin ShamS