import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		String res = "";
		for(int i=0;i<s.length();i++) {
			if(s.substring(i,i+1).equals("1")) {
				res+="9";
			}else {
				res+="1";
			}
		}
		System.out.println(res);
	}

}

 import java.util.Scanner; Scanner java.util public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		String res = "";
		for(int i=0;i<s.length();i++) {
			if(s.substring(i,i+1).equals("1")) {
				res+="9";
			}else {
				res+="1";
			}
		}
		System.out.println(res);
	}

} Main public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		String res = "";
		for(int i=0;i<s.length();i++) {
			if(s.substring(i,i+1).equals("1")) {
				res+="9";
			}else {
				res+="1";
			}
		}
		System.out.println(res);
	} main {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		String res = "";
		for(int i=0;i<s.length();i++) {
			if(s.substring(i,i+1).equals("1")) {
				res+="9";
			}else {
				res+="1";
			}
		}
		System.out.println(res);
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String s = sc.next(); s sc.next() sc.next sc String res = ""; res "" for(int i=0;i<s.length();i++) {
			if(s.substring(i,i+1).equals("1")) {
				res+="9";
			}else {
				res+="1";
			}
		} int i=0; int i=0; i 0 i<s.length() i s.length() s.length s i++ i++ i {
			if(s.substring(i,i+1).equals("1")) {
				res+="9";
			}else {
				res+="1";
			}
		} {
			if(s.substring(i,i+1).equals("1")) {
				res+="9";
			}else {
				res+="1";
			}
		} if(s.substring(i,i+1).equals("1")) {
				res+="9";
			}else {
				res+="1";
			} s.substring(i,i+1).equals("1") s.substring(i,i+1).equals s.substring(i,i+1) s.substring s i i+1 i 1 "1" {
				res+="9";
			} res+="9" res "9" {
				res+="1";
			} res+="1" res "1" System.out.println(res) System.out.println System.out System System.out res String[] args args public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		String res = "";
		for(int i=0;i<s.length();i++) {
			if(s.substring(i,i+1).equals("1")) {
				res+="9";
			}else {
				res+="1";
			}
		}
		System.out.println(res);
	}

} public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		String res = "";
		for(int i=0;i<s.length();i++) {
			if(s.substring(i,i+1).equals("1")) {
				res+="9";
			}else {
				res+="1";
			}
		}
		System.out.println(res);
	}

} Main
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		String res = "";
		for(int i=0;i<s.length();i++) {
			if(s.substring(i,i+1).equals("1")) {
				res+="9";
			}else {
				res+="1";
			}
		}
		System.out.println(res);
	}

}


