import java.util.*;

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

public class Main {
    public static void main(String[] args) throws Exception {
        // Your code here!
        Scanner sc=new Scanner(System.in);
        System.out.println((int )(Math.ceil(((double)sc.nextInt())/sc.nextInt())));
    }
}
