import java.util.*;

class Main
{
	public static void main(String[] args)
	{
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int k = sc.nextInt();
		System.out.println((long)Math.ceil((double)n/(double)k));
	}
} import java.util.*; util.* java class Main
{
	public static void main(String[] args)
	{
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int k = sc.nextInt();
		System.out.println((long)Math.ceil((double)n/(double)k));
	}
} Main public static void main(String[] args)
	{
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int k = sc.nextInt();
		System.out.println((long)Math.ceil((double)n/(double)k));
	} main {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int k = sc.nextInt();
		System.out.println((long)Math.ceil((double)n/(double)k));
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int n = sc.nextInt(); n sc.nextInt() sc.nextInt sc int k = sc.nextInt(); k sc.nextInt() sc.nextInt sc System.out.println((long)Math.ceil((double)n/(double)k)) System.out.println System.out System System.out (long)Math.ceil((double)n/(double)k) Math.ceil Math (double)n/(double)k (double)n (double)k String[] args args
import java.util.*;

class Main
{
	public static void main(String[] args)
	{
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int k = sc.nextInt();
		System.out.println((long)Math.ceil((double)n/(double)k));
	}
}