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

What do you signify by stack unwinding?, A: this is a procedure during exce...

A: this is a procedure during exception handling while the destructor is called for all local objects in the stack among the place where the exception was thrown & where this is ca

Write a recursive implementation of euclid algorithm, Write a recursive imp...

Write a recursive implementation of Euclid's algorithm for finding the greatest common divisor (GCD) of two integers. Descriptions of this algorithm are available in algebra books

Do i have to check for null after p = new fred()?, A: No. (Excluding if you...

A: No. (Excluding if you have an old compiler, you might have to force the new operator to throw an exception if it runs out of memory.) This turns out to be a real pain to alwa

code, direction[] = {L,R,R,L,L,R,R,R,R,L,Z} length[]= {2,2,1,1,1,2,5,2,2,3...

direction[] = {L,R,R,L,L,R,R,R,R,L,Z} length[]= {2,2,1,1,1,2,5,2,2,3,1}

Write function that take array as argument, Write a function that takes an ...

Write a function that takes an array as the argument and returns the second largest element. Bonus (+5): Write a function that takes an array and a number n as arguments and return

Oops, write a c++ program to find the prime numbers

write a c++ program to find the prime numbers

Explain multiple inheritance, Multiple Inheritance Multiple inheritance ,...

Multiple Inheritance Multiple inheritance , as the name suggests , is deriving a class from more than one class . The derived class inherits all the properties of all its base c

Function, limitation of function

limitation of function

Pseudocode , Record separation problem Let us assume that a particular data...

Record separation problem Let us assume that a particular database program manages a simple mailing list which consists of one record for each person on the list, and a number of f

Logic, to calculate the amount to be paid by a customer buying yummy cupcak...

to calculate the amount to be paid by a customer buying yummy cupcakes for his birth day party

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages