\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:
mark null push +0(0b) dup dup geti retr mark +0(0b) push +2(2b) div dup jzero -0(0b) swap push +1(1b) add swap jump +0(0b) mark -0(0b) pop puti push +10(4b) putc jump null