while True:

    try:
        while True:

            arr=[]
            s = input()
            if(s=='START'):
                continue
            elif(s=='END'or s== 'ENDOFINPUT'):
                break
            else:
                for i in s:
                    if 'A'<=i and 'Z'>=i:
                        if i <= 'E':
                            arr.append(chr((ord('Z')-((5-ord(i)+ord('A'))-1))))
                        else:
                            arr.append(chr((ord(i)-5)))
                    else:
                        arr.append(i)
            s = ''.join(arr)
            print(s)

                            

        if s == 'ENDOFINPUT':
            break
            



    except:
        break