\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 \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 +1(1b) call -0(0b) push +3(2b) call -0(0b) mark +0(0b) copy +1(1b) add call -0(0b) pop push +3(2b) add call -0(0b) dup push +2(2b) add call -0(0b) dup push +402(9b) sub jneg +0(0b) end mark -0(0b) dup puti push +10(4b) putc ret