package t0817;

import java.util.Scanner;

public class StringEncrypt {

    public static void main(String[] args){

           Scanner scanner_1 = new Scanner(System.in);

           String str_1 = scanner_1.nextLine();

           char chPass[]=str_1.toCharArray();

           char chResu[]=new char[str_1.length()];

           Scanner scanner_2 = new Scanner(System.in);

           String str_2 = scanner_2.nextLine();

           char chResu2[]=str_2.toCharArray();

           char chPass2[]=new char[str_2.length()];

           Encrypt(chPass,chResu);

           System.out.println(chResu);

           unEncrypt(chResu2,chPass2);

           System.out.println(chPass2);

    }

    /*

     * 在该函数中实现字符串加密并输出

     */

     static void Encrypt (char aucPassword[], char aucResult[]){

        for(int i=0;i<aucPassword.length;i++){

            if(aucPassword[i]>='a'&&aucPassword[i]<='z'){  //小写字母后面一个(+1)，再变大写字母(-32)

                if(aucPassword[i]=='z')

                    aucResult[i]='A';

                else

                {

                    aucResult[i]=(char)(aucPassword[i]+1-32);

                }

            }

            else if(aucPassword[i]>='A'&&aucPassword[i]<='Z'){  // 大写字母变小写

                 if(aucPassword[i]=='Z')

                     aucResult[i]='a';

                  else

                 {

                    aucResult[i]=(char)(aucPassword[i]+1+32);

                 }

            }

            else if(aucPassword[i]>='0'&&aucPassword[i]<='9'){ // 数字

                 if(aucPassword[i]=='9')

                     aucResult[i]='0';

                 else

                    aucResult[i]=(char)(aucPassword[i]+1);

            }

            else aucResult[i]=aucPassword[i];  //其他字符保持不变化

        }

    }

    /*

     * 在该函数中实现字符串解密并输出

     */

     static int unEncrypt (char result[], char password[]) {

        for(int i=0;i<result.length;i++){

            if(result[i]>='a'&&result[i]<='z'){  //小写字母变大写

                if(result[i]=='a')

                    password[i]='Z';

                else

                {

                    password[i]=(char)(result[i]-32-1);

                }

            }

            else if(result[i]>='A'&&result[i]<='Z'){  // 大写字母变小写

                if(result[i]=='A')

                    password[i]='z';

                else

                {

                    password[i]=(char)(result[i]+32-1);

                }

            }

            else if(result[i]>='0'&&result[i]<='9'){ // 数字

                if(result[i]=='0')

                    password[i]='9';

                else

                    password[i]=(char)(result[i]-1);

            }

            else password[i]=result[i];  //保持不变化

        }// for循环

        return 0;

    }//j解码函数

}