import java.util.*;
public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		
		
		int n = sc.nextInt();
		
		
		int ans = 1000 - n;
		
		ans = ans + 110;
		
		System.out.println(ans);
	}
} import java.util.*; util.* java public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		
		
		int n = sc.nextInt();
		
		
		int ans = 1000 - n;
		
		ans = ans + 110;
		
		System.out.println(ans);
	}
} Main public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		
		
		int n = sc.nextInt();
		
		
		int ans = 1000 - n;
		
		ans = ans + 110;
		
		System.out.println(ans);
	} main {
		Scanner sc = new Scanner(System.in);
		
		
		int n = sc.nextInt();
		
		
		int ans = 1000 - n;
		
		ans = ans + 110;
		
		System.out.println(ans);
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int n = sc.nextInt(); n sc.nextInt() sc.nextInt sc int ans = 1000 - n; ans 1000 - n 1000 n ans = ans + 110 ans ans + 110 ans 110 System.out.println(ans) System.out.println System.out System System.out ans String[] args args public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		
		
		int n = sc.nextInt();
		
		
		int ans = 1000 - n;
		
		ans = ans + 110;
		
		System.out.println(ans);
	}
} public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		
		
		int n = sc.nextInt();
		
		
		int ans = 1000 - n;
		
		ans = ans + 110;
		
		System.out.println(ans);
	}
} Main
import java.util.*;
public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		
		
		int n = sc.nextInt();
		
		
		int ans = 1000 - n;
		
		ans = ans + 110;
		
		System.out.println(ans);
	}
}
