import java.util.Scanner;
class Main
{
	public static void main(String args[])
	{
		Scanner sc=new Scanner(System.in);
        String s=sc.next();
        String n[]=new String[3];

        for(int i=0; i<3; i++){
            if(s.charAt(i)=='1'){
                n[i]="9";
            }
            else{
                n[i]="1";
            }
        }
        System.out.println(n[0]+n[1]+n[2]);
        sc.close();
    }
}
/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