#include <iostream>
#include <fstream>
#include <vector>
#include <string>

#pragma warning(disable: 4786)

using std::cout;
using std::cin;
using std::string;
using std::ofstream;
using std::ifstream;
using std::vector;

namespace Dat
{
    string User;
    string Pass;
}

string Codificar(string Pss)
{
    string NewPass;
    NewPass = "";
    vector<string> Cods;
    Cods.push_back("18");
    Cods.push_back("25");//a
    Cods.push_back("48");//b
    Cods.push_back("34");//c
    Cods.push_back("98");//d
    Cods.push_back("10");//e
    Cods.push_back("74");//f
    Cods.push_back("87");//g
    Cods.push_back("94");//h
    Cods.push_back("53");//i
    Cods.push_back("22");//j
    Cods.push_back("06");//k
    Cods.push_back("55");//l
    Cods.push_back("66");//m
    Cods.push_back("32");//n
    Cods.push_back("47");//o
    Cods.push_back("84");//p
    Cods.push_back("24");//q
    Cods.push_back("60");//r
    Cods.push_back("29");//s
    Cods.push_back("37");//t
    Cods.push_back("91");//u
    Cods.push_back("26");//v
    Cods.push_back("56");//w
    Cods.push_back("71");//x
    Cods.push_back("52");//y
    Cods.push_back("01");//z

    int tam = Pss.size();
    int cont = 0;
    string temp;
    string pegar;
    while(true)
    {
        temp = Pss[cont];
        if(temp.compare("a")==0)
        {
            pegar = Cods[1];
        }
        else if(temp.compare("b")==0)
        {
            pegar = Cods[2];
        }
        else if(temp.compare("c")==0)
        {
            pegar = Cods[3];
        }
        else if(temp.compare("d")==0)
        {
            pegar = Cods[4];
        }
        else if(temp.compare("e")==0)
        {
            pegar = Cods[5];
        }
        else if(temp.compare("f")==0)
        {
            pegar = Cods[6];
        }
        else if(temp.compare("g")==0)
        {
            pegar = Cods[7];
        }
        else if(temp.compare("h")==0)
        {
            pegar = Cods[8];
        }
        else if(temp.compare("i")==0)
        {
            pegar = Cods[9];
        }
        else if(temp.compare("j")==0)
        {
            pegar = Cods[10];
        }
        else if(temp.compare("k")==0)
        {
            pegar = Cods[11];
        }
        else if(temp.compare("l")==0)
        {
            pegar = Cods[12];
        }
        else if(temp.compare("m")==0)
        {
            pegar = Cods[13];
        }
        else if(temp.compare("n")==0)
        {
            pegar = Cods[14];
        }
        else if(temp.compare("o")==0)
        {
            pegar = Cods[15];
        }
        else if(temp.compare("p")==0)
        {
            pegar = Cods[16];
        }
        else if(temp.compare("q")==0)
        {
            pegar = Cods[17];
        }
        else if(temp.compare("r")==0)
        {
            pegar = Cods[18];
        }
        else if(temp.compare("s")==0)
        {
            pegar = Cods[19];
        }
        else if(temp.compare("t")==0)
        {
            pegar = Cods[20];
        }
        else if(temp.compare("u")==0)
        {
            pegar = Cods[21];
        }
        else if(temp.compare("v")==0)
        {
            pegar = Cods[22];
        }
        else if(temp.compare("w")==0)
        {
            pegar = Cods[23];
        }
        else if(temp.compare("x")==0)
        {
            pegar = Cods[24];
        }
        else if(temp.compare("y")==0)
        {
            pegar = Cods[25];
        }
        else if(temp.compare("z")==0)
        {
            pegar = Cods[26];
        }
        NewPass.append(pegar);
        cont++;
        if(cont == tam)
        {
            break;
        }
    }
    return NewPass;
}

string DeCodificar(string Pss)
{
    string NewPass;
    NewPass = "";
    vector<string> Cods;
    Cods.push_back("18");
    Cods.push_back("25");//a
    Cods.push_back("48");//b
    Cods.push_back("34");//c
    Cods.push_back("98");//d
    Cods.push_back("10");//e
    Cods.push_back("74");//f
    Cods.push_back("87");//g
    Cods.push_back("94");//h
    Cods.push_back("53");//i
    Cods.push_back("22");//j
    Cods.push_back("06");//k
    Cods.push_back("55");//l
    Cods.push_back("66");//m
    Cods.push_back("32");//n
    Cods.push_back("47");//o
    Cods.push_back("84");//p
    Cods.push_back("24");//q
    Cods.push_back("60");//r
    Cods.push_back("29");//s
    Cods.push_back("37");//t
    Cods.push_back("91");//u
    Cods.push_back("26");//v
    Cods.push_back("56");//w
    Cods.push_back("71");//x
    Cods.push_back("52");//y
    Cods.push_back("01");//z

    int tam = Pss.size();
    int cont = 0;
    string temp, temp2;
    string pegar;
    while(true)
    {
        temp = Pss[cont];
        temp2 = Pss[cont+1];
        temp.append(temp2);
        if(temp.compare(Cods[1])==0)
        {
            pegar = "a";
        }
        else if(temp.compare(Cods[2])==0)
        {
            pegar = "b";
        }
        else if(temp.compare(Cods[3])==0)
        {
            pegar = "c";
        }
        else if(temp.compare(Cods[4])==0)
        {
            pegar = "d";
        }
        else if(temp.compare(Cods[5])==0)
        {
            pegar = "e";
        }
        else if(temp.compare(Cods[6])==0)
        {
            pegar = "f";
        }
        else if(temp.compare(Cods[7])==0)
        {
            pegar = "g";
        }
        else if(temp.compare(Cods[8])==0)
        {
            pegar = "h";
        }
        else if(temp.compare(Cods[9])==0)
        {
            pegar = "i";
        }
        else if(temp.compare(Cods[10])==0)
        {
            pegar = "j";
        }
        else if(temp.compare(Cods[11])==0)
        {
            pegar = "k";
        }
        else if(temp.compare(Cods[12])==0)
        {
            pegar = "l";
        }
        else if(temp.compare(Cods[13])==0)
        {
            pegar = "m";
        }
        else if(temp.compare(Cods[14])==0)
        {
            pegar = "n";
        }
        else if(temp.compare(Cods[15])==0)
        {
            pegar = "o";
        }
        else if(temp.compare(Cods[16])==0)
        {
            pegar = "p";
        }
        else if(temp.compare(Cods[17])==0)
        {
            pegar = "q";
        }
        else if(temp.compare(Cods[18])==0)
        {
            pegar = "r";
        }
        else if(temp.compare(Cods[19])==0)
        {
            pegar = "s";
        }
        else if(temp.compare(Cods[20])==0)
        {
            pegar = "t";
        }
        else if(temp.compare(Cods[21])==0)
        {
            pegar = "u";
        }
        else if(temp.compare(Cods[22])==0)
        {
            pegar = "v";
        }
        else if(temp.compare(Cods[23])==0)
        {
            pegar = "w";
        }
        else if(temp.compare(Cods[24])==0)
        {
            pegar = "x";
        }
        else if(temp.compare(Cods[25])==0)
        {
            pegar = "y";
        }
        else if(temp.compare(Cods[26])==0)
        {
            pegar = "z";
        }
        NewPass.append(pegar);
        cont+=2;
        if(cont == tam)
        {
            break;
        }
    }
    return NewPass;
}

void Leer()
{
    ifstream myfile;
    string usr, pass;
    myfile.open("contrasena");
    myfile >> usr;
    myfile >> pass;
    myfile.close();
    Dat::User = usr;
    string passw;
    passw = DeCodificar(pass);
    Dat::Pass = passw;
}

void Escribir(string Usr, string Pss)
{
    string NewPass = Codificar(Pss);
    ofstream myfile;
    myfile.open("contrasena");
    myfile << Usr << "\n" << NewPass;
    myfile.close();
}


int main(int argc, char*argv[])
{
    string user, pass;
    cout << "Usuario: ";
    cin >> user;
    cout << "Contraseña: ";
    cin >> pass;
    Escribir(user,pass);
    Leer();
    cout << "\n\nTus datos son: \n";
    cout << "Usuario: " << Dat::User << "\nContrasena: " << Dat::Pass << "\n";
    return 0;
}