import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String n = sc.next();
        sc.close();

        String ans = "";
        for (int i = 0; i < n.length(); i++) {
            if (n.charAt(i) == '1') {
                ans += "9";
            } else {
                ans += "1";
            }
        }
        System.out.println(ans);
    }

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

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String n = sc.next();
        sc.close();

        String ans = "";
        for (int i = 0; i < n.length(); i++) {
            if (n.charAt(i) == '1') {
                ans += "9";
            } else {
                ans += "1";
            }
        }
        System.out.println(ans);
    }

} Main public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String n = sc.next();
        sc.close();

        String ans = "";
        for (int i = 0; i < n.length(); i++) {
            if (n.charAt(i) == '1') {
                ans += "9";
            } else {
                ans += "1";
            }
        }
        System.out.println(ans);
    } main {
        Scanner sc = new Scanner(System.in);
        String n = sc.next();
        sc.close();

        String ans = "";
        for (int i = 0; i < n.length(); i++) {
            if (n.charAt(i) == '1') {
                ans += "9";
            } else {
                ans += "1";
            }
        }
        System.out.println(ans);
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String n = sc.next(); n sc.next() sc.next sc sc.close() sc.close sc String ans = ""; ans "" for (int i = 0; i < n.length(); i++) {
            if (n.charAt(i) == '1') {
                ans += "9";
            } else {
                ans += "1";
            }
        } int i = 0; int i = 0; i 0 i < n.length() i n.length() n.length n i++ i++ i {
            if (n.charAt(i) == '1') {
                ans += "9";
            } else {
                ans += "1";
            }
        } {
            if (n.charAt(i) == '1') {
                ans += "9";
            } else {
                ans += "1";
            }
        } if (n.charAt(i) == '1') {
                ans += "9";
            } else {
                ans += "1";
            } n.charAt(i) == '1' n.charAt(i) n.charAt n i '1' {
                ans += "9";
            } ans += "9" ans "9" {
                ans += "1";
            } ans += "1" ans "1" 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);
        String n = sc.next();
        sc.close();

        String ans = "";
        for (int i = 0; i < n.length(); i++) {
            if (n.charAt(i) == '1') {
                ans += "9";
            } else {
                ans += "1";
            }
        }
        System.out.println(ans);
    }

} public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String n = sc.next();
        sc.close();

        String ans = "";
        for (int i = 0; i < n.length(); i++) {
            if (n.charAt(i) == '1') {
                ans += "9";
            } else {
                ans += "1";
            }
        }
        System.out.println(ans);
    }

} Main
import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String n = sc.next();
        sc.close();

        String ans = "";
        for (int i = 0; i < n.length(); i++) {
            if (n.charAt(i) == '1') {
                ans += "9";
            } else {
                ans += "1";
            }
        }
        System.out.println(ans);
    }

}
