#include <iostream>
#include <string>
using namespace std;

char encrypt()
{
    cout << "Welcome to the amazing world of encrypting!\n" << "Please enter the text you want to encrypt: ";

    string input_text;
    string encrypted_text;

    while (cin.get() != '\n'); getline(cin, input_text); cout << endl;

    int length = input_text.length();



    for(int i = 0; i < length; i++) // input_text[i]; to check the letter that's going through the for loop
    {
        int input_text_number = input_text[i];

        /*cout << input_text_number << " "; // This is a test for the number of the letter in the loop
        */

        int encrypted_number = input_text_number + 1;

        encrypted_text = encrypted_number;

        cout << encrypted_text;
    }

    cout << endl;
    return 0;
}

char decrypt()
{
    cout << "Welcome to the amazing world of decrypting!\n" << "Please enter the text you want to decrypt: ";

    string input_text_decrypted;
    string decrypted_text;

    while (cin.get() != '\n'); getline(cin, input_text_decrypted); cout << endl;

    int length_decrypted = input_text_decrypted.length();

    for(int o = 0; o < length_decrypted; o++)
    {
        int input_text_decrypted_number = input_text_decrypted[o];

        int decrypted_number = input_text_decrypted_number - 1;

        decrypted_text = decrypted_number;

        cout << decrypted_text;
    }

    cout << endl;
    return 0;
}


int main()
{

    system("TITLE Crypt-o-matic");

    int enc_or_dec;

    cout << "Welcome to the Crypt-o-matic! Would you like to encrypt (0), or decrypt(1)?" << endl;

    cin >> enc_or_dec;

    if(enc_or_dec == 0) // To encrypt
    {
        encrypt();
    }

    if(enc_or_dec == 1) // To decrypt
    {
        decrypt();
    }


    system("PAUSE");
    return 0;
}