Problem:
Score : 100 points

Problem Statement

Takahashi, who is A years old, is riding a Ferris wheel.

It costs B yen (B is an even number) to ride the Ferris wheel if you are 13 years old or older, but children between 6 and 12 years old (inclusive) can ride it for half the cost, and children who are 5 years old or younger are free of charge. (Yen is the currency of Japan.)

Find the cost of the Ferris wheel for Takahashi.

Constraints

0 ≤ A ≤ 100

2 ≤ B ≤ 1000

B is an even number.

Input

Input is given from Standard Input in the following format:

A B

Output

Print the cost of the Ferris wheel for Takahashi.

Sample Input 1

30 100

Sample Output 1

100

Takahashi is 30 years old now, and the cost of the Ferris wheel is 100 yen.

Sample Input 2

12 100

Sample Output 2

50

Takahashi is 12 years old, and the cost of the Ferris wheel is the half of 100 yen, that is, 50 yen.

Sample Input 3

0 100

Sample Output 3

0

Takahashi is 0 years old, and he can ride the Ferris wheel for free.

Solution in Java7 (OpenJDK 1.7.0) (judge verdict: Runtime Error)

import java.lang.*;
import java.io.*;
class Main
{
public static void main(String[]args)throws IOException
{
  int A,B;
InputStreamReader isr=new InputStreamReader(System.in);
BufferedReader br=new BufferedReader(isr);
System.out.print(" enter your age ");
A=Integer.parseInt(br.readLine());
System.out.print(" enter the cost b which is an even no ");
B=Integer.parseInt(br.readLine());
if(A<=5)
System.out.println(" free of cost ");
if(A>=13)
  System.out.println(" Your cost is "+B);
if(A>=6&&A<=12)
  System.out.println(" Your cost is "+B/2);
  }
}