import java.util.*;
import static java.lang.Math.*;
 
public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		String n = sc.next();
		char[] chars = n.toCharArray();
		for (int i=0; i<3; i++) {
			if (chars[i] == '1') chars[i] = '9';
			else if (chars[i] == '9') chars[i] = '1';
		}
		System.out.println(new String(chars));
	}
}
/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