/*****************************************************************************
*       Outputs an ASCII pattern.                                            *
*       Written: November 29, 2001                                           *
*       By: Ronald Roberts                                                   *
*****************************************************************************/
//Ronald Roberts
//29NOV01
//Program 51

#include <iostream.h>
#include <math.h>
#include <iomanip.h>

int main()
	{
		for (int b=5; b>0; b--)
			{
				for (int c=b; c>0; c--)
					{
						cout<<"X";
					}
				cout<<""<<endl;
			}
		for (int d=2; d<5; d++)
			{
				for (int e=d; e<(d+d); e++)
					{
						cout<<"O";
					}
				cout<<""<<endl;
			}
		return 0;
	}
/*
XXXXX
XXXX
XXX
XX
X
OO
OOO
OOOO
*/