Cipher: Decrypt and Encrypt, C/C++ Programming

Assignment Help:
You must write a program that can both decrypt and encrypt a single word that is entered by the

user. The initial choice of encryption and decryption is left up to the user. Additionally, the user will enter a value to be utilized when determining how to translate the character.

Decryption: Convert all characters in the word by utilizing the discovered map index

Having trouble with the decryption portion:

¦ Given a character in the word, determine its index in the map string

¦ Add the position to the first character in range of valid characters for a word

? This is the position of the character in the alphabet!

? What is the range of valid characters? Check the validation step. What is the first character in that range?

Related Discussions:- Cipher: Decrypt and Encrypt

Area, write a program to find the area under the curve y=f(x) between x=a &...

write a program to find the area under the curve y=f(x) between x=a & x=b

Prepare a mt4 ea to clone mt4 trades to a binary options, Prepare a MT4 EA ...

Prepare a MT4 EA to clone MT4 Trades to a Binary Options Platform Project Description: I want an EA that clones MT4 Trades to Globaltrader365, GT Options and if possible othe

Smuggler, smugglers are becoming very smart day by day. Now they have devel...

smugglers are becoming very smart day by day. Now they have developed a new technique of sending their messages from one smuggler to another. In their new technology, they are send

Compute the average of five numbers, Step 1 Define the program headers and ...

Step 1 Define the program headers and the variables      #include   #include   #include   #include void main()   {       char prompt;     float a,b,c,d,e;     floa

What are arrays, What are Arrays? Numerous applications require the pro...

What are Arrays? Numerous applications require the processing of multiple data items that have identical characteristics. In such circumstances it is frequently convenient to p

Minimum shelf, how to find minimum number if shelves required

how to find minimum number if shelves required

Pointer declaration for class, P o i n t e r d e c l ...

P o i n t e r d e c l a r a t i o n f o r C l a s s : M m; M * p m; / / C la ss M i s d e c l a r e d a s

Define four facilities provided by c language preprocessor, Define Four Fac...

Define Four Facilities Provided by C Language Preprocessor? The C language preprocessor provides four separate facilities that you can use as you see fit:   Inclusion

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd