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

Calculating interest, The interest charged on a loan banking facility is ca...

The interest charged on a loan banking facility is calculated based on principal amount, rate and time. implement a C program that can be used to automate the calculation of the in

Structures, please answer the question of following Write a function that c...

please answer the question of following Write a function that calculates the number of elapsed days between two dates. For example the days between Feb 3, 1970 and June 21, 1980? B

Program for swapping the two integers, Program for Swapping the Two Integer...

Program for Swapping the Two Integers                 For example, Swapping the two value                                 int x=4,y=6,t;                                 t

Vision based simultaneous mapping and localization, Project Description: ...

Project Description: Design and prepare software that can navigate a mobile robot using SLAM technique using vision sensor (camera). Skills required are C Programming, Engine

Explain the for loop - computer programming, Explain the For Loop - Compute...

Explain the For Loop - Computer Programming? Similar to the while statement, for loop is an entry controlled loop and the code of the for loop will be executed itereatively. Th

The Polishing Game, Byteland county is very famous for luminous jewels. Lum...

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

I need vsti program, I need vsti program Project Description: Knowled...

I need vsti program Project Description: Knowledge of vsti programs, and music is a plus, ex: nexus I will input the sounds I just need the interface built Skills required

Differences between a pointer and a reference, Differences between a pointe...

Differences between a pointer and a reference 1.  A reference must always point to some object where as this restriction is not imposed on a pointer. e.g. int *pi = 0;

Calculate the discharge by c program, #include stdio.h #include math.h ...

#include stdio.h #include math.h float discharge(float,float); void main()   {   char prompt;      float time,out,cr;   cr = 100e-6;   for (time = 0;time   {   /* call th

C#, 1. write a program named InputMethodDemo2 that eliminates the repetitiv...

1. write a program named InputMethodDemo2 that eliminates the repetitive code in the InputMethod() in the InputMethodDemo program. Rewrite the program so the InputMethod()contains

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