#include <stdio.h>
#include <string.h>
#include <stdlib.h>


void printLastChars( const char *fileName, int howMany )
{
  FILE *fp;
  char *buffer;
  int charsRead;
  int fileSize;

  if( ( buffer = malloc( howMany ) ) == NULL )
  {
    fprintf( stderr, "Out of space!!\n" );
    return;
  }

  if( ( fp = fopen( fileName, "rb" ) ) == NULL )
    fprintf( stderr, "Can not open %s\n", fileName );
  else
  {
      /* Get The Size Of The File */
    fseek( fp, 0, SEEK_END );
    fileSize = ftell( fp );
    if( fileSize < howMany )
      howMany = fileSize;

      /* Copy Its End */
    fseek( fp, - howMany, SEEK_END );
    charsRead = fread( buffer, 1, howMany, fp );
    fwrite( buffer, 1, charsRead, stdout );
    fclose( fp );
  }

  free( buffer );
}

int main( int argc, char *argv[] )
{
  while( --argc )
    printLastChars( *++argv, 5 );
}