JAVA

Using the following table :

If you enter a word ATTACK

The word is divided into two letters becomes

AT

TA

CK

Using the following table :

AT

A :00 , T :19

TA

T :19 , A :00

CK

C :02 , K :10

ATTACK becomes 0017 1900 0210

*Or if you enter numbers that convert it to letters

If you enter number : 201511140003

The numbers are partitioned into four numbers with some and then every four numbers partition into two numbers and each number is converted to a letter Become

2015 1114 0003

2015

20 :U , 15 :P

1114

11 :L , 14 :O

0003

00 : A , 03 :D

201511140003 becomes UPLOAD

B 01 C. 02 F-> 05 J-> 09 G06K10 N-> 13 O14 R-> 17 V-> 21 S18 W22 Y24 Z-25