

import java.util.*;
import java.lang.*;

public class Main{
    public static void main(String[] args)
    {
        double i,j,k=0;
        int m;
        Scanner sc =new Scanner(System.in);
        i=sc.nextLong();
        j=sc.nextLong();
        k=i/j;
        m=(int)(Math.ceil(k));
        System.out.println(m);
    }
} import java.util.*; util.* java import java.lang.*; lang.* java public class Main{
    public static void main(String[] args)
    {
        double i,j,k=0;
        int m;
        Scanner sc =new Scanner(System.in);
        i=sc.nextLong();
        j=sc.nextLong();
        k=i/j;
        m=(int)(Math.ceil(k));
        System.out.println(m);
    }
} Main public static void main(String[] args)
    {
        double i,j,k=0;
        int m;
        Scanner sc =new Scanner(System.in);
        i=sc.nextLong();
        j=sc.nextLong();
        k=i/j;
        m=(int)(Math.ceil(k));
        System.out.println(m);
    } main {
        double i,j,k=0;
        int m;
        Scanner sc =new Scanner(System.in);
        i=sc.nextLong();
        j=sc.nextLong();
        k=i/j;
        m=(int)(Math.ceil(k));
        System.out.println(m);
    } double i i j j k=0; k 0 int m; m Scanner sc =new Scanner(System.in); sc new Scanner(System.in) i=sc.nextLong() i sc.nextLong() sc.nextLong sc j=sc.nextLong() j sc.nextLong() sc.nextLong sc k=i/j k i/j i j m=(int)(Math.ceil(k)) m (int)(Math.ceil(k)) Math.ceil Math k System.out.println(m) System.out.println System.out System System.out m String[] args args public class Main{
    public static void main(String[] args)
    {
        double i,j,k=0;
        int m;
        Scanner sc =new Scanner(System.in);
        i=sc.nextLong();
        j=sc.nextLong();
        k=i/j;
        m=(int)(Math.ceil(k));
        System.out.println(m);
    }
} public class Main{
    public static void main(String[] args)
    {
        double i,j,k=0;
        int m;
        Scanner sc =new Scanner(System.in);
        i=sc.nextLong();
        j=sc.nextLong();
        k=i/j;
        m=(int)(Math.ceil(k));
        System.out.println(m);
    }
} Main


import java.util.*;
import java.lang.*;

public class Main{
    public static void main(String[] args)
    {
        double i,j,k=0;
        int m;
        Scanner sc =new Scanner(System.in);
        i=sc.nextLong();
        j=sc.nextLong();
        k=i/j;
        m=(int)(Math.ceil(k));
        System.out.println(m);
    }
}