Pass

Time Limit: 1 sec

 

The Problem

In an examination out of X students Y failed, What percentage of students passed in that examination ? 

 

Example:

if X = 40 and Y = 4 then

percentage of passed 90%

 

 

 

The Input

The input file contains only 2 integer numbers X, Y (X<1000, Y < 500, X >= Y).

 

The Output

Output will show the one integer numbers which is percentage of passed students in a separate line.

 

Sample Input

40 4

 

Sample Output

90%

 

 

 

 

Problem Setter: Shahin ShamS