Programming C/C++ need a answer, C/C++ Programming

Assignment Help:
3. Write a program to encrypt and decrypt strings of characters using the following ciphers:
a) Caesar cipher
b) Vigenere cipher
c) Matrix transposition cipher

Your program should contain functions/methods to encrypt a given plaintext string of characters and a key and generate the corresponding ciphertext. It should also contain functions/methods to decrypt a ciphertext string of characters and generate the corresponding plaintext. Submit the source codes and sample runs of the program.


Related Discussions:- Programming C/C++ need a answer

Resection method, recsection method source code for searching position

recsection method source code for searching position

Program to access file system, The program must use the file named on the c...

The program must use the file named on the command line as its input file. Suppose the program is named pdbtool. Then if the user types pdbtool 1A36.pdb the program must read the d

C program coding, write a c program to compute a padovan string

write a c program to compute a padovan string

What is your reaction to following line of code? , Q-What is your reaction ...

Q-What is your reaction to following line of code?               delete this; A: This is not a good programming Practice. A good programmer will insist that you must absolute

Minimum shelves, write a c++ program, that finds the minimum total number o...

write a c++ program, that finds the minimum total number of shelves, including the initial one, required for this loading process.

When i develop a destructor, When I develop a destructor, do I require to e...

When I develop a destructor, do I require to explicitly call the destructors for my member objects?

Define passing by reference?, A: Method of passing arguments to a function ...

A: Method of passing arguments to a function that takes parameter of type reference.  for instance: void swap( int & x, int & y ) { int temp = x; x =

Friend funtion.., Is friend function can be harmfull to make a secure progr...

Is friend function can be harmfull to make a secure program/sofware?

Arguments passing mechanism, Arguments Passing Mechanism C++ supports th...

Arguments Passing Mechanism C++ supports the following argument passing mechanisms: i).  Pass by value: A copy of the arguments value is made and passed to the called functio

Define static storage class - computer programming, Define Static Storage C...

Define Static Storage Class in C Programming? The Static declarations have distinct and important uses. This allows the local variable to keep its previous value when the block

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