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

Wap to print numbers from 1-50 which are divided by 7, WAP TO PRINT NUMBERS...

WAP TO PRINT NUMBERS FROM 1-50 WHICH ARE DIVIDED BY 7 void main () { int a; clrscr (); a=1; while (a { if (a%7==0) printf ("%d\n",a); a++; } ge

Define some features of external storage class in c program, Define some fe...

Define some features of external storage class in c program? The features of an external storage class variable are as follows: Storage - memory Default initial value -

Padovan string, a padovan string p(n) for a natural number n is defined a...

a padovan string p(n) for a natural number n is defined as p(0)=''x'' p(1)=''y'' p(2)=''z'' p(n)=p(n-2)+p(n-3),n>2

Fibonacci function by using simple recursive approach, Implement, in rPeANU...

Implement, in rPeANUt, the a Fibonacci function by using the simple recursive approach. The Fibonacci function can be implemented in c as follow: int fib(int x) { if (x

C++, Program to print the total marks and percentage of the 3 students usin...

Program to print the total marks and percentage of the 3 students using array

Required, requiredrequiredrequiredrequiredrequiredrequiredrequiredrequired

requiredrequiredrequiredrequiredrequiredrequiredrequiredrequired

Program to calculate students marks, #include using namespace std; void...

#include using namespace std; void print(int marks_arr[],int cnt) { int ind[cnt]; int i=0; int j=0; int k=0; int s=0; for(k=0;k { ind[k]=0; } int cnt1=0; for(i=0;i

Link list, For this program you will add and test 2 new member functions to...

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

Program, kirchoff''s law

kirchoff''s law

Pointer program, convert lower case to uper case

convert lower case to uper case

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