/**********************************************************************************/
/*  Problem: a009 "解碼器" from ACM 458                                        */
/*  Language: JAVA                                                                */
/*  Result: AC (96ms, 5462KB) on ZeroJudge                                        */
/*  Author: new1028 at 2011-06-17 10:22:07                                        */
/**********************************************************************************/


import java.util.Scanner;
public class a009 {
    public static void main(String args[]) {
        Scanner cin = new Scanner(System.in);
        String s;
        int a, L;
        while(cin.hasNext()) {
            s = cin.nextLine();
            L = s.length();
            for(a = 0; a < L; a++)
                System.out.print((char)(s.charAt(a)-7));
            System.out.println();
        }
    }
}