Write code to read and write text files in text mode

1. Write code to demonstrate encryption and decryption on text file military plan one.txt with Caesar cipher

letsdivideintothreegroupsthefirstattackfromeastthesecondattackfromsouththethirdattackfromwest

2. Write code to demonstrate encryption and decryption on text file military plan two.txt with Caesar cipher

Lets divide into 3 groups, the 1st attack from east, the 2nd attack from south, the 3rd attack from west!

3. . Write code to demonstrate encryption and decryption on text file military plan three.txt with Caesar cipher

Lets divide into three groups, the first attack from east, the second attack from south, the third attack from west

4. Repeat the above tasks with Simtran cipher