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

#title.jewel polish., Ask questionByteland county is very famous for lumino...

Ask questionByteland county is very famous for luminous jewels. Luminous jewels are used in making beautiful necklaces. A necklace consists of various luminous jewels of particular

Briefly describe how a linear search algorithm works, Question 1: (a) D...

Question 1: (a) Describe the following objects and condition states: (i) ifstream and ofstream objects (ii) eof(), fail(), bad() and good() functions. (b) Write a C++ pr

Lexicographic permutation, Ask questioGiven an integer n and a permutation ...

Ask questioGiven an integer n and a permutation of numbers 1, 2 ... , n-1, n write a program to print the permutation that lexicographically precedes the given input permutation. I

What is difference among macro and template?, A: In C++ there is a main dif...

A: In C++ there is a main difference among a template and a macro. Merely a macro is a string which the compiler replaces along with the value that was defined. For example #define

Luminous Jewels - The Polishing Game, Byteland county is very famous for lu...

Byteland county is very famous for luminous jewels. Luminous jewels are used in making beautiful necklaces. A necklace consists of various luminous jewels of particular colour. Nec

Tree, Write algorithm and program for the conversion of a Tree to a Binary ...

Write algorithm and program for the conversion of a Tree to a Binary Tree

Help me for an programming contest .., Pebble Merchant Problem Description...

Pebble Merchant Problem Description There is a pebble merchant. He sells the pebbles, that are used for shining the floor. His main duty is to take the length of the room’s sides

Html, world wide web commands

world wide web commands

Define the object-oriented terms, Question : (a) Define the following O...

Question : (a) Define the following Object-Oriented terms: (i) Encapsulation (ii) Inheritance (iii) Abstraction (iv) Polymorphism. (b) What are objects in Lingo progra

Explain access privileges, Access privileges 1. If the designer of the ...

Access privileges 1. If the designer of the base class needs no one, not even a derived class to access a member, then that member should be made private. 2. If the designer

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages