mp5

//
//

#include "stdafx.h"
#include <iostream>
#include <string>
#include <fstream>

using namespace std;

string keyWord_In_Array(string keyword) {

    string code;
    char ch = ' ';

    for (size_t i = 0; i < keyword.length() ; i++)
    {
        if (keyword[i] != ch) {
            code += keyword[i];
            ch = keyword[i];
        }


    }
    return code;
}

string Make_Rest_Code(string code) {
    string fullCode = "ABCDEFGHIJKLMNOPQRSTUVWXY";

    for (size_t i = 0; i < code.length() ; i++)
    {
        int index = 0;
        index = fullCode.find(code[i]);

        fullCode.erase(index, 1);

    }

    return fullCode;
}

char Decrypt_Character(char ch, char chart[5][5]) {

    char convertValue = ' ';


    for (size_t i = 0; i < 5; i++)
    {

        for (size_t j = 0; j < 5; j++) {
            if (ch == chart[i][j]) {
                convertValue = chart[j][i];
            }
            else {
                convertValue = ch;
            }
        }
    }
    convertValue = tolower(convertValue);
    return convertValue;

}

char Encrypt_Character(char ch, char chart[5][5]) {

    char convertValue = ' ';


    for (size_t i = 0; i < 5; i++)
    {

        for (size_t j = 0; j < 5; j++) {
            if (ch == chart[i][j]) {
                convertValue = chart[j][i];
            }
            else {
                convertValue = ch;
            }
        }
    }
    convertValue = toupper(convertValue);

    return convertValue;

}


int main()
{
    string data;
    string code;
    string restCode;
    int count1 = 0;
    int count2 = 0;

    char chart[5][5];

    ifstream inputFile;
    inputFile.open("c:\\temp\\mp5.txt");

    getline(inputFile, data);
    cout << "Keyword is " << data << endl;

    code = keyWord_In_Array(data);

    restCode = Make_Rest_Code(code);

    cout << restCode;

    for (size_t i = 0; i < size(chart) ; i++)
    {

        for (size_t j = 0; j < size(chart[i]); j++)
        {
            if (count1 < code.length()) {

                chart[i][j] = code[count1];
                count1++;
            }
            else {
                chart[i][j] = restCode[count2];
                count2++;
            }
        }

    }

    cout << endl << endl;

    cout << "         Col 0  Col 1  Col 2  Col 3  Col 4" << endl;
    cout << "        __________________________________" << endl;

    for (size_t i = 0; i < size(chart); i++)
    {
        printf("Row %d:", i);

        for (size_t j = 0; j < size(chart[i]); j++)
        {
            cout << " |  ";
            printf("%c ", chart[i][j]);
        }
        cout << " |\n";
    }

    cout << "******************************************" << endl;



    while (!inputFile.eof()) {
        getline(inputFile, data);

        cout << data << endl;
        string convertString = "";

        if (data[0] == 'D') {
            for (size_t i = 2; i < data.size() ; i++)
            {
                char convertValue = ' ';


                for (size_t j = 0; j < size(chart); j++)
                {

                    for (size_t k = 0; k < size(chart[j]); k++) {
                        if (data[i] == chart[j][k]) {
                            convertValue = chart[k][j];
                        }
                        else {
                            convertValue = data[i];
                            cout << data[i] << endl;
                        }
                    }
                }
                convertValue = tolower(convertValue);

                convertString += convertValue;
            }

            cout << "Decrypt to: " << endl;
            cout << convertString << endl;
            cout << "******************************************" << endl;

        }
        else if (data[0] == 'E') {
            for (size_t i = 2; i < data.size(); i++)
            {
                char convertValue = ' ';


                for (size_t j = 0; j < size(chart); j++)
                {

                    for (size_t k = 0; k < size(chart[j]); k++) {
                        if (data[i] == chart[j][k]) {
                            convertValue = chart[k][j];
                        }
                        else {
                            convertValue = data[i];

                        }

                    }
                }
                convertValue = toupper(convertValue);

                convertString += convertValue;
            }


            cout << "Encrypt to: " << endl;
            cout << convertString << endl;
            cout << "******************************************" << endl;
        }
    }

    cout << "Have fun!!" << endl;



    return 0;
}