import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Main {

	public static void main(String[] args) throws IOException {
		
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String info = br.readLine();
		String[] fight = info.split(" ");
		int strikes = (int) Math.ceil((Double.parseDouble(fight[0])/Double.parseDouble(fight[1])));
		System.out.println(strikes);
	}
} import java.io.BufferedReader; BufferedReader java.io import java.io.IOException; IOException java.io import java.io.InputStreamReader; InputStreamReader java.io public class Main {

	public static void main(String[] args) throws IOException {
		
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String info = br.readLine();
		String[] fight = info.split(" ");
		int strikes = (int) Math.ceil((Double.parseDouble(fight[0])/Double.parseDouble(fight[1])));
		System.out.println(strikes);
	}
} Main public static void main(String[] args) throws IOException {
		
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String info = br.readLine();
		String[] fight = info.split(" ");
		int strikes = (int) Math.ceil((Double.parseDouble(fight[0])/Double.parseDouble(fight[1])));
		System.out.println(strikes);
	} main {
		
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String info = br.readLine();
		String[] fight = info.split(" ");
		int strikes = (int) Math.ceil((Double.parseDouble(fight[0])/Double.parseDouble(fight[1])));
		System.out.println(strikes);
	} BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); br new BufferedReader(new InputStreamReader(System.in)) String info = br.readLine(); info br.readLine() br.readLine br String[] fight = info.split(" "); fight info.split(" ") info.split info " " int strikes = (int) Math.ceil((Double.parseDouble(fight[0])/Double.parseDouble(fight[1]))); strikes (int) Math.ceil((Double.parseDouble(fight[0])/Double.parseDouble(fight[1]))) Math.ceil Math (Double.parseDouble(fight[0])/Double.parseDouble(fight[1])) Double.parseDouble(fight[0]) Double.parseDouble Double fight[0] fight 0 Double.parseDouble(fight[1]) Double.parseDouble Double fight[1] fight 1 System.out.println(strikes) System.out.println System.out System System.out strikes String[] args args public class Main {

	public static void main(String[] args) throws IOException {
		
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String info = br.readLine();
		String[] fight = info.split(" ");
		int strikes = (int) Math.ceil((Double.parseDouble(fight[0])/Double.parseDouble(fight[1])));
		System.out.println(strikes);
	}
} public class Main {

	public static void main(String[] args) throws IOException {
		
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String info = br.readLine();
		String[] fight = info.split(" ");
		int strikes = (int) Math.ceil((Double.parseDouble(fight[0])/Double.parseDouble(fight[1])));
		System.out.println(strikes);
	}
} Main
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Main {

	public static void main(String[] args) throws IOException {
		
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String info = br.readLine();
		String[] fight = info.split(" ");
		int strikes = (int) Math.ceil((Double.parseDouble(fight[0])/Double.parseDouble(fight[1])));
		System.out.println(strikes);
	}
}