print ('this\n.\n.\n.')
print ('is\n.\n.\n.')
print ('an\n.\n.\n.')
print ('overful\n.\n.\n.')
print ('cell\n.\n.\n.')
print ('including\n.\n.\n.')
print ('print-out\n.\n.\n.')
this . . . is . . . an . . . overful . . . cell . . . including . . . print-out . . .