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

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

Program is to reverse the names stored in an array pointer, Program is to r...

Program is to reverse the names stored in an array pointer: Program is to reverse the 6 names stored in an array pointer as name[] void main() { clrscr(); char

Memory management operator, Memory Management Operator In C malloc( ), ...

Memory Management Operator In C malloc( ), calloc( ), realloc( ), and free( ) are used to mange dynamic memory. In addition to these function C++ have derived two unary ope

Destructor on a local variable, Should I explicitly call a destructor on a ...

Should I explicitly call a destructor on a local variable? Explain it.

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

Write a program to find the area under the curve y = f(x) between x = a and x = b, integrate y = f(x) between the limits of a and b. The area under a curve between two points can b

Generation of computers, assignment on topic fifth generations of computers...

assignment on topic fifth generations of computers

Luminous and jewels, Byteland county is very famous for luminous jewels. 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

Define the keywords of c language, Define the Keywords of c language? C...

Define the Keywords of c language? C keeps a small set of keywords for its personal use. These keywords can't be used as identifiers in the program. Here is the list of keyword

C program for merge two strings , v\:* {behavior:url(#default#VML);} o\:* ...

v\:* {behavior:url(#default#VML);} o\:* {behavior:url(#default#VML);} w\:* {behavior:url(#default#VML);} .shape {behavior:url(#default#VML);} Normal 0

Expression and their types in cpp, E x p r e s sion and their types: ...

E x p r e s sion and their types: An expression will be in form of mathematical expression with C++ syntax embedded with it. Expressions are of following types which m

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages