new_contents: end1 = "C"
  end2 = "H"
  end3 = "E"
  end4 = "E"
  end5 = "S"
  end6 = "E"
  end7 = "B"
  end8 = "U"
  end9 = "R"
  end10 = "G"
  end11 = "E"
  end12 = "R"
  # Printing without a comma
  print end1 + end2 + end3 + end4 + end5 + end6
  print end7 + end8 + end9 + end10 + end11 + end12
  # Printing with a comma
  print end1 + end2 + end3 + end4 + end5 + end6,
  print end7 + end8 + end9 + end10 + end11 + end12
subject: Print with vs without a comma