import java.util.*;

public class Main {
	public static void main(String[] args) {
      Scanner sc =new Scanner(System.in);
      String n = sc.next();
      for (int i=0; i<3; i++) {
        if (n.charAt(i) == '1') System.out.print(9);
        if (n.charAt(i) == '9') 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