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

What is constructor or ctor?, What is constructor or ctor?

What is constructor or ctor?

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

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

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

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

Define inline functions, Inline Functions Imagine a c program, which re...

Inline Functions Imagine a c program, which reads disk records having employee information. If this is a payroll application each employee record data is probably processed by

Virtual memory implementation, I need help with virtual memory manager impl...

I need help with virtual memory manager implementation in C

Program is to append the contents of one file to another, Program is to app...

Program is to append the contents of one file to another: void main() { clrscr(); fstream file1,file2; char st1[13],st2[13];/* 13 because a filename canno

Describe the “placement new" and why would i use it?, Describe the “placeme...

Describe the “placement new" and why would I use it?

Optimized nic driver for windows compact 7, Optimized NIC Driver for Window...

Optimized NIC Driver for Windows Compact 7 for Hard Real Time Communication Project Description: I am seeking an optimized driver (miniport driver) that will be used for sele

Stuctrue , To store a date use a structure that contains three members date...

To store a date use a structure that contains three members date, month and year. If the dates are equal then display message “Equal” otherwise “Unequal” Program structure: main()

Data structure and algorithm, implement two stacks in one array A[1...n] in...

implement two stacks in one array A[1...n] in such a way that neither stack overflows unless the total number of elements in both stacks together is n. For this you need to produce

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages