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

public class Main {
	public static void main(String args[]) throws IOException {
	// 2020/2/2 No.153
	BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

	String str[] = br.readLine().split(" ");
	int n = Integer.parseInt(str[0]);
	int m = Integer.parseInt(str[1]);

	br.close();
	int cnt;

	if(n % m == 0) {
		cnt = n / m;
	} else {
		cnt = (int) (Math.floor(n / m) + 1);
	}

	System.out.println(cnt);
	}
} 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 {
	// 2020/2/2 No.153
	BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

	String str[] = br.readLine().split(" ");
	int n = Integer.parseInt(str[0]);
	int m = Integer.parseInt(str[1]);

	br.close();
	int cnt;

	if(n % m == 0) {
		cnt = n / m;
	} else {
		cnt = (int) (Math.floor(n / m) + 1);
	}

	System.out.println(cnt);
	}
} Main public static void main(String args[]) throws IOException {
	// 2020/2/2 No.153
	BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

	String str[] = br.readLine().split(" ");
	int n = Integer.parseInt(str[0]);
	int m = Integer.parseInt(str[1]);

	br.close();
	int cnt;

	if(n % m == 0) {
		cnt = n / m;
	} else {
		cnt = (int) (Math.floor(n / m) + 1);
	}

	System.out.println(cnt);
	} main {
	// 2020/2/2 No.153
	BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

	String str[] = br.readLine().split(" ");
	int n = Integer.parseInt(str[0]);
	int m = Integer.parseInt(str[1]);

	br.close();
	int cnt;

	if(n % m == 0) {
		cnt = n / m;
	} else {
		cnt = (int) (Math.floor(n / m) + 1);
	}

	System.out.println(cnt);
	} BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); br new BufferedReader(new InputStreamReader(System.in)) String str[] = br.readLine().split(" "); str br.readLine().split(" ") br.readLine().split br.readLine() br.readLine br " " int n = Integer.parseInt(str[0]); n Integer.parseInt(str[0]) Integer.parseInt Integer str[0] str 0 int m = Integer.parseInt(str[1]); m Integer.parseInt(str[1]) Integer.parseInt Integer str[1] str 1 br.close() br.close br int cnt; cnt if(n % m == 0) {
		cnt = n / m;
	} else {
		cnt = (int) (Math.floor(n / m) + 1);
	} n % m == 0 n % m n m 0 {
		cnt = n / m;
	} cnt = n / m cnt n / m n m {
		cnt = (int) (Math.floor(n / m) + 1);
	} cnt = (int) (Math.floor(n / m) + 1) cnt (int) (Math.floor(n / m) + 1) Math.floor(n / m) Math.floor Math n / m n m 1 System.out.println(cnt) System.out.println System.out System System.out cnt String args[] args public class Main {
	public static void main(String args[]) throws IOException {
	// 2020/2/2 No.153
	BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

	String str[] = br.readLine().split(" ");
	int n = Integer.parseInt(str[0]);
	int m = Integer.parseInt(str[1]);

	br.close();
	int cnt;

	if(n % m == 0) {
		cnt = n / m;
	} else {
		cnt = (int) (Math.floor(n / m) + 1);
	}

	System.out.println(cnt);
	}
} public class Main {
	public static void main(String args[]) throws IOException {
	// 2020/2/2 No.153
	BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

	String str[] = br.readLine().split(" ");
	int n = Integer.parseInt(str[0]);
	int m = Integer.parseInt(str[1]);

	br.close();
	int cnt;

	if(n % m == 0) {
		cnt = n / m;
	} else {
		cnt = (int) (Math.floor(n / m) + 1);
	}

	System.out.println(cnt);
	}
} Main
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Main {
	public static void main(String args[]) throws IOException {
	// 2020/2/2 No.153
	BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

	String str[] = br.readLine().split(" ");
	int n = Integer.parseInt(str[0]);
	int m = Integer.parseInt(str[1]);

	br.close();
	int cnt;

	if(n % m == 0) {
		cnt = n / m;
	} else {
		cnt = (int) (Math.floor(n / m) + 1);
	}

	System.out.println(cnt);
	}
}