def show(x, y):
print('<tr><td>%g<td>%d' % (x, x+y-x))
print('<html>')
print('<head>')
print('<link rel="stylesheet" type="text/css" href="../teaching.css">')
print('</head>')
print('<body>')
print('<table border><tr><td>X<td>X+1000-X')
show(1e9, 1000)
show(1e18, 1000)
show(1e27, 1000)
print('</table>')
print('</body>')
print('</html>')