import java.util.Scanner;
public class Main{
	public static int Int(int a) {
		int i=0;
		if(a==9) {
			i=1;
		}
		else {
			i=9;
		}
		return i;
	}
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int a=scan.nextInt();
		int b=Int(a%10);
		a/=10;
		int c=Int(a%10);
		a/=10;
		int d=Int(a%10);
		System.out.println(d+""+c+""+b);
	}
}
/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