main.cpp

9 лаба по оаип (сорян)

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

using namespace std;

void encrypt()
{
  ifstream fin("input.txt");
  if (fin.is_open())
  {
    string line;

    ofstream fout;
    fout.open("output.txt");

    if (fout.is_open())
    {
      while (getline(fin, line))
      {
        for (auto i : line)
        {
          if (i == ' ')
          {
            fout << endl;
          }
          else
          {
            fout << i << ',';
          }
        }

        fout << endl
             << ','
             << endl;
      }
      fout.close();
    }

    fin.close();
  }
}

void decrypt()
{
  ifstream fin("output.txt");
  if (fin.is_open())
  {
    string line;

    while (getline(fin, line))
    {

      if (line.length() == 1)
      {
        cout << endl;
        continue;
      }
      int c = -1;
      for (auto i : line)
      {
        c++;
        if (i != ',')
        {
          cout << i;
          continue;
        }

        if (line[c - 1] == ',' && line[c - 2] != ',')
        {
          cout << ',';
        }
      }
      cout << ' ';
    }

    fin.close();
  }
}

int main()
{
  string action = "";
  cout << "Encrypt? (Y/n) >>> ";
  getline(cin, action);

  if (action != "n")
  {
    encrypt();
  }
  else
  {
    decrypt();
  }

  return 0;
}