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Team Name (Official)

61 bytes removed, 22:39, 11 April 2013
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<pre>
#include <iostream>
 
#include <cstdlib>
 
#include <ctime>
 
#include <cstring>
 
#include <string>
 
#include <cctype>
 
 
using namespace std;
 
void Encrypt(string&);
 
string Decrypt(string strTarget);
 
 
 
int main(int argc, char* argv[]) {
 
//initialize and get the string from the user
 
string strTarget;
 
cout << "Enter a string to encrypt: ";
 
//getline(cin,strTarget);
 
strTarget = argv[1];
 
string temp(strTarget);
 
Encrypt(strTarget);
 
 
cout << "Encrypted: " << strTarget << endl;
 
cout << "Decrypted: " << Decrypt(strTarget) << endl;
 
 
return 0;
 
}
 
 
void Encrypt(string &strTarget)
 
{
 
int len = strTarget.length();
 
char a;
 
string strFinal(strTarget);
 
for (int i = 0; i <= (len-1); i++)
 
{
 
a = strTarget.at(i);
 
int b = (int)a; //get the ASCII value of 'a'
 
b += 2; //Mulitply the ASCII value by 2
 
if (b > 254) { b = 254; }
 
a = (char)b; //Set the new ASCII value back into the char
 
strFinal.insert(i , 1, a); //Insert the new Character back into the string
 
}
 
string strEncrypted(strFinal, 0, len);
 
strTarget = strEncrypted;
 
}
 
 
string Decrypt(string strTarget)
 
{
 
int len = strTarget.length();
 
char a;
 
string strFinal(strTarget);
 
for (int i = 0; i <= (len-1); i++)
 
{
 
a = strTarget.at(i);
 
int b = (int)a;
 
b -= 2;
 
 
a = (char)b;
 
strFinal.insert(i, 1, a);
 
}
 
string strDecrypted(strFinal, 0, len);
 
return strDecrypted;
 
}
</pre>
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