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

char** load(int* pr, int* pc);
void show(char** pic, int rows, int cols);
void vflip(char** pic, int rows, int cols);
void unload(char** pic, int rows);


int main()
{
  int rows, cols;
  char** pic = load(&rows, &cols);

  string cmd;
  while( cout << "> " && cin >> cmd && cmd != "quit" )
  {
    if( cmd == "show" )
      show(pic, rows, cols);
    else if ( cmd == "vflip" )
      vflip(pic, rows, cols);
  }

  unload(pic, rows);

  return 0;
}


void show(char** pic, int rows, int cols)
{
  for(int i=0; i<rows; i++)
  {
    for(int j=0; j<cols; j++)
      cout << pic[i][j];
    cout << endl;
  }
}

void vflip(char** pic, int rows, int cols)
{
  for(int i=0; i<rows; i++)
  {
    for(int j=0; j<cols; j++)
      cout << pic[rows-1-i][j];
    cout << endl;
  }
}

char** load(int* pr, int* pc)
{
  cout << "filename: ";
  string fname;
  cin >> fname;

  ifstream fin(fname);

  if(!fin)
  {
    cout << "File doesn't exist!" << endl;
    exit(0);
  }

  int rows, cols;
  fin >> rows >> cols;

  char** pic = new char*[rows];
  for(int i=0; i<rows; i++)
    pic[i] = new char[cols];


  for(int i=0; i<rows; i++)
  {
    for(int j=0; j<cols; j++)
    {
      char c = fin.get();
      if( c == '\n' )
        c = fin.get();
      
      pic[i][j] = c;
    }
  }

  *pr = rows;
  *pc = cols;
  return pic;
}

void unload(char** pic, int rows)
{
  for(int i=0; i<rows; i++)
    delete[] pic[i];
  delete [] pic;
}