import java.util.*;

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

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