import java.util.Scanner;

public class NewMain {

public static Scanner cin = new Scanner(System.in);
public static void main(String[] args) {

while(cin.hasNext()){
String s = cin.nextLine();
char[] c = s.toCharArray();

for(char cc: c){

cc = (char)(int)(cc-7);
System.out.print(cc);
}
System.out.println();
}
}
}