第4章

,.,.,..,.,.,.,...,.,..,.,.,.,..,.,.,,.,.,.,..,,.,.,..,.,.,..,.,.,.,.,..,.,..,.,.,..,.,..,.,.,.,.,.,.,.,..,.,.,.,..,.,.,..,.,.,.,.,.,.,..,.,.,.,..,.,.,.,..,.,..,.,.,,..,.,..,.,.,..,.,.,.,..,.,.,..,.,.,..,.,.,.,..,.,.,.,..,.,.,..,.,.,.....,.,.,.,.,...,.,,,,,.,.,.,..,.,.,.,,..,.,.,.,..,.,....,.,..,.,.,.,.,..,.,..,.,.,.,..,.,.,.,..,.,.,..,.,.,.,..,.,..,.,.,..,.,.,..,.,.,,.,..,.,.,..,.,.,.,..,.,.,..,,.,..,.,,.,..,.,.

,..,.,.,.,..,.,.,.,.,.,.,.,..,,.,.,.,.,.,..,.,..,.,.,..,.,..,.,.,..,.,.,..,,.,.,..,.,..,.,.,..,,,..,.,.,.,..,.,.,.,.,..,,.,.,..,.,.,., ,..,.,.,.,.,..,.,.,,.,,.,.,.,..,.,.,.,..,.,.,.,.,..,.,.,..,.,,.,.,.,..,.,.,..,.,.,.,..,.,..,.,.,..,.,.,..,.,.,..,.,.,.,..,.,..,,.,..,.,..,.,.,.,..,.,.,,.,..,.,.,..,.,.

.,.,.,.,.,.,..,.,.,.,.,.,..,.,.,.,..,.,.,..,.,.,.,.,.,.,..,.,.,..,.,.,.,.,.,.,.,.,.,..,.,.,.,..,.,.,.,.,..,.,.,.,..,.,.,.,..,.,.,..,.,.,.,,,.,.,.,.,.,.,.,.,..,.,.,.,.,..,.,.,.,.,..,.,.,.,..,.,,.,..,,.,..,.,.,.,..,.,.,..,.,.,..,.,..,.,.,..,.,.,.,..,.,.,..,.,.,.,.,..,.,..,.,.,..,.,.,.,..,.,.,..,.,.,..,.,.,.,..,..,.,..,.,.,,.,.,.,..,.,.,..,.,.,..,.,.,..,.,.,..,,..,.,.,.,..,.,.,..,.,.,,..,.,..,.,.,.,.,.,.,,..,..,.,.,.,..,.,..,.,.,.,..,.,.,.,..,.,..,.,.,.,..,.,.,..,.,.,.,.,..,.,.,..,.,.,..,,.,.,..,.,.,..,.,.,.,..,.,.,.,.,..,.,.,.,..,..,.,.,.,..,.,.,..,.,.,..,.,.,..,.,.,..,,.,.,.,.,,..,.,,.,..,.,.,.,.,..,.,.,.,.,.,.,,.,,.,,..,.,..,.,.,..,.,,,.,..,.,.,..,.,,..,,.,,,,,,.,,,,,,,,,,,..,,.,..,.,.,,..,.,..,.,,..,,..,.,.,.,,..,.,.,..,.,.,..,.,,.,,.,.,.,..,.,.,,..,.,.,.,,,.,.,,.,.,,,.,,,,.,,,,,.,,,,,,.,,,,.,,,,,,,.,,,,,.,,,,.,.,,,,,,,..,.,.,.,,,,,,,,.,.,..,.,.,..,.,,.,.,.,,.,.,.,..,.,.,.,..,.,.,..,.,

,..,.,.,.,.,.,..,,..,.,.,..,.,.,.,..,,.,.,.,..,.,.,.,.,,,,,,,,.,,.,..,.,,.,..,,,,,.,.,,.,,.,..,,.,,.,.,,..,.,.,..,.,.,.,.,,.,.,,.,.,,,,.,.,.,..,,.,,,.,.,.,,.,,,,.,,.,.,.,.,..,.,.,..,,,..,.,.,.,.,,.,.,,.,.,.,,,,..,,,..,.,,,.,,,.,.,.,,.,.,,.,.,,,,,,,,,,.,,,.,.,.,,.,,.,,,,.,.,.,.,.,,,.,,,..,.,,.,,.,,,,.,,,,,,,.,.,,,,.

,..,.,.,.,.,,.,.,.,..,.,.,.,.,,,.,.,.,,.,,,,.,.,.,,,.,.,,..,,,.,,.,.,..,.,.,,,.,.,,.,.,,.,.,,,,.,.,.,..,.,,.,.,,..,.,.,.,..,.,.,.,..,.,..,.,.,.,.,.,.,.,.,.,,,,,,,,,,.,,,.,..,,,.,,,,,,,,.,,,,,.,.,,,.,,.,,.,.,,..,.,,.,.,.,.,.,.,.,.,,.,,,.,,.,.,,.,,,.

,..,.,.,..,.,..,.,,.,.,.,.,.,..,.,.,.,.,.,.,.,..,.,,.,.,.,..,.,.,..,.,.,.,..,.,.,..,.,.,.,..,