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$1U$2BBB$1UUUU$2BBB$1UUU$2B$1UU$3#
$1U$2BBB$1UUUU$2BBBBBB$1UUU$3#
$1U$2BBB$1UUUU$2BBB$1UUU$2BB$1U$3#
$1UU$2BBB$1UUU$2BBB$1UUU$2BB$1U$3#
$1 UU$2BBBBBBBBBBB$1UU$3#
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