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

How comment symbols help in debugging the code, How does placing some code ...

How does placing some code lines between comment symbols help in debugging the code? - Placing comment symbols /* */ around a code separates some code that coder believes might

Miss, Depreciation to a salvage value of 0. For tax purposes an item m...

Depreciation to a salvage value of 0. For tax purposes an item may be depreciated over a period of several years, n. With the straight line method of depreciati

How get assignment, How I get C, C++, C# .net assignments ?

How I get C, C++, C# .net assignments ?

Singly linked list, For this program you will add and test 2 new member fun...

For this program you will add and test 2 new member functions to the IntSLList class posted on the website. The two member functions are: insertByPosn(int el, int pos) Assuming t

History of c language, what is history of c language

what is history of c language

Virtual ATM, #questio A charitable organization wants to design a special A...

#questio A charitable organization wants to design a special ATM machine to be used by needy people. The association supplies the needy person with a pin number to be able to use

Friend function in c++, Friend function in c++: class miles; class ...

Friend function in c++: class miles; class km { float value; public : // void input(); km convert(km ,int a ) ; void output() {

I need plugin for amibroker using c++, I need plugin for amibroker using c+...

I need plugin for amibroker using c++ Project Description: Need to prepare plugin for amibroker using c++. Should be system bound after installing. System should show based o

Define passing structure to a function, Define Passing Structure to a Funct...

Define Passing Structure to a Function? A structure is able to be passed as a function argument identical to any other variable. If we are merely interested in one member of a

C program for even & odd no in any matrices , C Program for EVEN & ODD NO I...

C Program for EVEN & ODD NO IN ANY MATRICES #include stdio.h> #include conio.h> void main() { int a[100][100]; int i=0,j=0,r,c,even=0,odd=0;

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages