public class ex8_pm {

  public static void main( String[] args ) {

    double d, c, f;
    int i, j, k;

    /*
    System.out.print( " XX  XX \n" ); k=0
    System.out.print( "XXXXXXXX\n" ); k=1
    System.out.print( "XXXXXXXX\n" );
    System.out.print( " XXXXXX \n" );
    System.out.print( "  XXXX  \n" );
    System.out.print( "   XX   \n" ); k=5
    */

    for ( k=0; k<6; k++ ) {
      for ( i=0; i<8; i++ ) {
	if ((( k==0 ) && ( i==0 )) ||
	    (( k==0 ) && ( i==3 )) ||
	    (( k==0 ) && (( i==4 ) || ( i==7 )))) {
	  System.out.print( " " );
	}
	else {
	  System.out.print( "X" );
	}
      }
      System.out.println();
    }

  } // end of main()

} // end class ex8_pm