#include "pch.h"
#include <iostream>
#include <iomanip>
#include <string>
using namespace std;
int main()
{

	setlocale(LC_ALL, "russian");

	const int m = 5;
	const int n = 5;
	int i, j, size, l,i1,j1;
	int	check;
	string message;
	cout << "Enter your message" << endl;
	getline(cin, message);
	size = message.size();
	cout << "text lenght = " << size << endl;


	char A[m][n] = { { 'A', 'B', 'C', 'D', 'E'},
					{ 'F', 'G', 'H', 'I', 'K'},
					{ 'L', 'M', 'N', 'O', 'P'},
					{ 'Q', 'R', 'S', 'T', 'U'},
					{ 'V', 'W', 'X', 'Y', 'Z'} };

	cout << "1 - crypt / 2 - decrypt" << endl;
	cin >> check;

	if (check == 1)
	{

		for (l = 0; l < size; l++)
		{
			for (int i = 0; i < m; i++)
			{
				for (int j = 0; j < n; j++)
				{
					if (message[l] == A[i][j])
					{
						cout << i + 1 << j + 1 << ' ';
					}
				}
			}


		}

		cout << endl;
	}
	else
	{

		for (i = 0; i < size; i=i+2)
		{
			for ( j = 1; j < size; j=j+2)
			{
				i1 = message[i];
					j1=message[j] ;

					cout << A[i1][j1];

			}

		}
		cout << endl;
	}
}