print(<<'EOF');
Hello, world.
EOF

say("OOOOO");

print(<<'XXX', "DIVDIV\n", <<'YYY');
Hello, world.
XXX
HogeHoge
FugaFuga
YYY

__END__
Hello, world.
OOOOO
Hello, world.
DIVDIV
HogeHoge
FugaFuga