import java.util.Scanner;
import java.util.*;
import java.lang.*; 
import java.util.regex.Pattern;
import java.text.DecimalFormat;
import java.util.stream.IntStream;
public class Main{ 
static int isOn(int S, int j) { return S & (1 << j); }
static int a,b,c;
static int[] dp=new int[4010];
static final int INF=1000000;
static boolean[] prime=new boolean[1000100]; 
public static void main(String[] args)
{ 
Scanner scanner=new Scanner(System.in);
int a=scanner.nextInt();
int b=scanner.nextInt();
if(a>=13)
System.out.println(b);
if(a>=6 && a<=12)System.out.println(b/2);
if(a<=5) System.out.print(0);
}
}

/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz