import java.util.*;
public class Main{
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
  int k = sc.nextInt();
  if(k==111){
     System.out.println(999);
    }else if(k==119){
       System.out.println(991);
    }else if(k==199){
       System.out.println(911);
    }else if(k==999){
       System.out.println(111);
    }else if(k==911){
     System.out.println(199);
    }else if(k==991){
     System.out.println(119);
    }else if(k==919){
     System.out.println(191);
    }else if(k==191){
     System.out.println(919);
  }}}
/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