\x11\xff %w+\xcd\x03\x800\xf9k~+\xe5K\xed\xb9 \x1c\xff>:\xff\xd6\x1a\xffy/Gz\xf5xC\x04\x920\xfc\xc6:\x04\x10\xf4\xff\xf18\xfc\xff\xe145 \xd7v
Note that non-ascii characters in the above source code will be escaped (such as \x9f).
Disassemble:
ORG 00000H LD DE,00AFFH ;0000 11 FF 0A . . . DEC H ;0003 25 % LD (HL),A ;0004 77 W DEC HL ;0005 2B + CALL 08003H ;0006 CD 03 80 . . . JR NC,$-5 ;0009 30 F9 0 . LD L,E ;000B 6B K LD A,(HL) ;000C 7E ~ DEC HL ;000D 2B + PUSH HL ;000E E5 . LD C,E ;000F 4B K CPDR ;0010 ED B9 . . JR NZ,$+30 ;0012 20 1C . RST 38H ;0014 FF . LD A,03AH ;0015 3E 3A > : RST 38H ;0017 FF . SUB 01AH ;0018 D6 1A . . RST 38H ;001A FF . LD A,C ;001B 79 Y CPL ;001C 2F / LD B,A ;001D 47 G LD A,D ;001E 7A Z PUSH AF ;001F F5 . LD A,B ;0020 78 X LD B,E ;0021 43 C INC B ;0022 04 . SUB D ;0023 92 . JR NC,$-2 ;0024 30 FC 0 . ADD A,03AH ;0026 C6 3A . : INC B ;0028 04 . DJNZ $-10 ;0029 10 F4 . . RST 38H ;002B FF . POP AF ;002C F1 . JR C,$-2 ;002D 38 FC 8 . RST 38H ;002F FF . POP HL ;0030 E1 . INC (HL) ;0031 34 4 DEC (HL) ;0032 35 5 JR NZ,$-39 ;0033 20 D7 . HALT ;0035 76 V