import java.util.*;

public class Main {
    public static void main(String[] args){
    
    Scanner sc = new Scanner(System.in);
        String n = sc.next();
        char[]nn = n.toCharArray();

        for(int i=0; i<3; i++){               
            if(nn[i]=='1'){
                System.out.print('9'); 
            }else{
                System.out.print('1');                 
            }
 	    }
}
}

/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