package jjvvaa;

import java.util.Scanner;

public class hjjj {

public static void main(String[] args) {
// TODO Auto-generated method stub
Scanner scanner = new Scanner(System.in);


while(scanner.hasNext()){
String a =scanner.nextLine();
char[] cs = a.toCharArray();
int ci;//借放
for(int i=0;i<cs.length;i++){
ci = cs[i]-7;
cs[i] = (char)ci;
}

String rs = String.valueOf(cs);
System.out.println(rs);
}

}

}