
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int N = scanner.nextInt();

        System.out.println(N / 2 + N % 2);
    }
} import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int N = scanner.nextInt();

        System.out.println(N / 2 + N % 2);
    }
} Main public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int N = scanner.nextInt();

        System.out.println(N / 2 + N % 2);
    } main {
        Scanner scanner = new Scanner(System.in);

        int N = scanner.nextInt();

        System.out.println(N / 2 + N % 2);
    } Scanner scanner = new Scanner(System.in); scanner new Scanner(System.in) int N = scanner.nextInt(); N scanner.nextInt() scanner.nextInt scanner System.out.println(N / 2 + N % 2) System.out.println System.out System System.out N / 2 + N % 2 N / 2 N 2 N % 2 N 2 String[] args args public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int N = scanner.nextInt();

        System.out.println(N / 2 + N % 2);
    }
} public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int N = scanner.nextInt();

        System.out.println(N / 2 + N % 2);
    }
} Main

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int N = scanner.nextInt();

        System.out.println(N / 2 + N % 2);
    }
}
