import java.util.*;

public class Main{
  public static void main(String[] args) {
    Scanner sc=new Scanner(System.in);
    String n=sc.next();
    if(n.charAt(0)=='1') System.out.print(9);
    if(n.charAt(0)=='9') System.out.print(1);

    if(n.charAt(1)=='1') System.out.print(9);
    if(n.charAt(1)=='9') System.out.print(1);

    if(n.charAt(2)=='1') System.out.print(9);
    if(n.charAt(2)=='9') System.out.print(1);

    System.out.println();

  }
}

/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz