#include <stdio.h>
#include <iostream>
#include <iomanip>
 
using namespace std;
 
void encrypt_stand_message();
 
const char key[] = "ALCtALC sixth headed civic outlying mayflower irregular boneless prevail freebase delirious projector dreamless";
const int keylen = (sizeof(key) / sizeof(key[0])) - 1;//strlen(key)
 
int main ()
{
    cout << "Plese choose option?\n\n";
    cout << "1. Cipher text\n\n";
    cout << "\n";
 
	int option = 0;
    cin >> option;
    cin.ignore();
 
    switch (option){
        case 1:
        	encrypt_stand_message();
        	encrypt_stand_message();
        	exit(1);
	}
}
 
void encrypt_stand_message(){
 
	int x = 0, y = 0;
	char cipher;
	char message[300];
 
    //system("clear");
 
    cout << "Please enter the code to encrypt?\n\n";
 
    cin.get(message, sizeof(message));
    cin.ignore();
    cout << message << '\n';
 
    char a = message[x];
    char b = key[y];
 
    while (a != '\0'){
 
        cipher = a ^ b;
 
        //cout << cipher;
        cout << "'" << cipher << "' = " << hex << showbase << setw(2) << setfill('0') << (int)cipher << "\n";
 
        x += 1;
        y += 1;
 
        a = message[x];
        b = key[y % keylen];
	}
}

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MQphbGVydGUgdGhpcyBpcyBhbiBhbWVyZ2VuY3kKcnVlIHJ1ZSBtYW1hIG1pYQ==

1
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