import java.util.*;
import java.io.*;
public class Main
{
	
public static void main(String[]args) throws IOException{
	Scanner sc =new Scanner(System.in);
	int A = sc.nextInt();
	int B = sc.nextInt();
	int sum = A;
	int count = 0;
	while(true) {
		count++;
		sum = sum -B;
		if(sum <=0) {
			break;
		}
	}
	System.out.println(count);
}
} import java.util.*; util.* java import java.io.*; io.* java public class Main
{
	
public static void main(String[]args) throws IOException{
	Scanner sc =new Scanner(System.in);
	int A = sc.nextInt();
	int B = sc.nextInt();
	int sum = A;
	int count = 0;
	while(true) {
		count++;
		sum = sum -B;
		if(sum <=0) {
			break;
		}
	}
	System.out.println(count);
}
} Main public static void main(String[]args) throws IOException{
	Scanner sc =new Scanner(System.in);
	int A = sc.nextInt();
	int B = sc.nextInt();
	int sum = A;
	int count = 0;
	while(true) {
		count++;
		sum = sum -B;
		if(sum <=0) {
			break;
		}
	}
	System.out.println(count);
} main {
	Scanner sc =new Scanner(System.in);
	int A = sc.nextInt();
	int B = sc.nextInt();
	int sum = A;
	int count = 0;
	while(true) {
		count++;
		sum = sum -B;
		if(sum <=0) {
			break;
		}
	}
	System.out.println(count);
} Scanner sc =new Scanner(System.in); sc new Scanner(System.in) int A = sc.nextInt(); A sc.nextInt() sc.nextInt sc int B = sc.nextInt(); B sc.nextInt() sc.nextInt sc int sum = A; sum A int count = 0; count 0 while(true) {
		count++;
		sum = sum -B;
		if(sum <=0) {
			break;
		}
	} true {
		count++;
		sum = sum -B;
		if(sum <=0) {
			break;
		}
	} count++ count sum = sum -B sum sum -B sum B if(sum <=0) {
			break;
		} sum <=0 sum 0 {
			break;
		} break; System.out.println(count) System.out.println System.out System System.out count String[]args args public class Main
{
	
public static void main(String[]args) throws IOException{
	Scanner sc =new Scanner(System.in);
	int A = sc.nextInt();
	int B = sc.nextInt();
	int sum = A;
	int count = 0;
	while(true) {
		count++;
		sum = sum -B;
		if(sum <=0) {
			break;
		}
	}
	System.out.println(count);
}
} public class Main
{
	
public static void main(String[]args) throws IOException{
	Scanner sc =new Scanner(System.in);
	int A = sc.nextInt();
	int B = sc.nextInt();
	int sum = A;
	int count = 0;
	while(true) {
		count++;
		sum = sum -B;
		if(sum <=0) {
			break;
		}
	}
	System.out.println(count);
}
} Main
import java.util.*;
import java.io.*;
public class Main
{
	
public static void main(String[]args) throws IOException{
	Scanner sc =new Scanner(System.in);
	int A = sc.nextInt();
	int B = sc.nextInt();
	int sum = A;
	int count = 0;
	while(true) {
		count++;
		sum = sum -B;
		if(sum <=0) {
			break;
		}
	}
	System.out.println(count);
}
}