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

C program to replace every occurrence of in a string, Program is to replace...

Program is to replace every occurrence of in a string: Program is to replace every occurrence of c1 in string with c2 and have function return the no. of replacement int re

Write a c program to input a floating point number, Step 1 Define the start...

Step 1 Define the start of the program It should be noted that within C all commands should end in a semi-colon. For most of your programs the definition of a program header as

Padovan string , write a program that counts the number of occurences of th...

write a program that counts the number of occurences of the string in the n-th Padovan string P(n) program in java // aakash , suraj , prem sasi kumar kamaraj college progr

Class and object, how to write c++ code for financial system using class an...

how to write c++ code for financial system using class and object

C program to change feet and inches into meter, Aim: To implement a progra...

Aim: To implement a program to convert distance given in feet and inches into meters and centimeters and vice versa. Code: class mcm; class

Cipher text, decoding

decoding

Assignment, Help for tomorrow...?

Help for tomorrow...?

Padovan string, write a program that counts the number of occurrences of th...

write a program that counts the number of occurrences of the string in the n-th padovan string p(n) program 1 : package test.padovanstring; public class PadovanString {

What is some instance of operator overloading?, A: Here are a few of the ma...

A: Here are a few of the many instance of operator overloading: myString + yourString may concatenate two std::string objects myDate++ may increment a Date object a * b may m

Area under the curve, program area under the curve y=f(x) between x=a & y=b...

program area under the curve y=f(x) between x=a & y=b, integrate y=f(x) between the limits of a & b Solution: #include float start_point, /* GLOBAL V

Write Your Message!

Name

Email id

Message

Verfication Code

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!

Submit Assignment

User Account

All Pages