10  *= $600›20  LDA #$2C›30  STA $CB›40  LDA #$30›50  STA $CC›60  LDX #5›70  STX $CD›80  LDY #0›90 L1 LDA ($CB),Y›0100  EOR $CD›0110  CLC›0120  ADC $CD›0130  STA ($CB),Y›0140  DEC $CD›0150  DEC $CD›0160  DEC $CD›0170  INY›0180  BNE L1›0190  INC $CC›0200  DEX›0210  BNE L1›0220  BRK›