\x09\x09 \x09 \x09 \x09 \x09 \x09\x09\x09 \x09 \x09 \x09 \x09\x09 \x09 \x09 \x09 \x09 \x09 \x09 \x09\x09 \x09 \x09\x09 \x09 \x09 \x09 \x09
Note that non-ascii characters in the above source code will be escaped (such as \x9f).
Disassemble:
push +0(0b) mark null push -1(1b) mark +0(0b) push +1(1b) add dup dup getc retr copy +1(1b) copy +3(2b) sub jzero -0(0b) push +10(4b) swap sub jneg +0(0b) pop push +1(1b) add jump null mark -0(0b) putc jump +0(0b)